Education
Science
- Physics
  - Mechanics
    - Motion 29
    - Kinematics 36
    - Dynamics 5
    - Forces 80
    - Energy 13
    - Power 12
    - Momentum 43
    - Circular Motion 21
    - Gravitation 22
    - Oscillation 3
    - Equilibrium 5
    - Friction 31
    - Elasticity 16
    - Fluid Statics 6
  - Thermodynamics
    - Temperature 15
    - Heat 17
    - Thermal Expansion 7
    - Heat Transfer 65
    - Calorimetry 13
    - Kinetic Theory 42
    - Gas Laws 14
    - First Law 5
    - Second Law 7
    - Entropy 7
    - Heat Engine 2
    - Refrigeration 7
    - Thermodynamic Cycles 4
  - Waves and Oscillations
    - Wave Motion 22
    - Wave Types 16
    - Wave Properties 23
    - Sound Waves 86
    - Light Waves 25
    - Interference 5
    - Diffraction 3
    - Reflection 5
    - Refraction 4
    - Polarization 3
    - Resonance 2
    - Harmonics 11
    - Doppler Effect 7
  - Optics
    - Optics Reflection 32
    - Optics Refraction 3
    - Lenses 23
    - Mirrors 3
    - Optics Dispersion 3
    - Optics Diffraction 4
    - Optics Interference 5
    - Optics Polarization 1
    - Optical Instruments 7
    - Fiber Optics 1
    - Laser 4
    - Vision 16
  - Electricity and Magnetism
    - Electric Charge 29
    - Electric Field 2
    - Electric Potential 16
    - Capacitance 11
    - Current Electricity 24
    - Ohm Law 23
    - Resistivity 30
    - Electric Power 18
    - Magnetic Field 29
    - Electromagnetic Induction 14
    - Alternating Current 6
    - Electromagnetic Waves 35
    - Circuit Theory 41
    - Electrostatics 23
  - Modern Physics
    - Atomic Physics 36
    - Quantum Theory 5
    - Particle Physics 10
    - Wave Mechanics 1
    - Photoelectricity 5
    - X Rays 11
    - Radioactivity 19
    - Spectroscopy 1
  - Nuclear Physics
    - Nuclear Radioactivity 13
    - Nuclear Decay 5
    - Half Life 3
    - Physics Nuclear Reactions 3
    - Fission 2
    - Binding Energy 15
    - Mass Defect 4
    - Nuclear Applications 1
  - Quantum Physics
    - Superposition 3
    - Uncertainty 6
    - Quantum Tunneling 1
    - Quantum Numbers 2
    - Atomic Models 48
    - Photoelectric Effect 7
    - Compton Effect 3
    - Wave Particle 7
    - Quantum Entanglement 2
    - Spin 3
    - Energy Levels 7
    - Probability Density 6
  - Relativity
    - Special Theory 4
    - General Theory 7
    - Time Dilation 2
    - Length Contraction 23
    - Mass Energy 15
    - Relativistic Momentum 1
    - Spacetime 1
    - Gravitational Lensing 1
    - Relativity Black Holes 1
  - Astrophysics
    - Stellar Physics 3
    - Astrophysics Black Holes 12
    - Neutron Stars 4
    - Astro Dark Matter 4
    - Cosmic Rays 6
    - Space Exploration 8
    - Planetary Science 11
    - Astro Radio Astronomy 2
    - Gamma Ray Astronomy 1
    - Gravitational Waves 4
  - Fluid Mechanics
    - Fluid Properties 7
    - Fluid Pressure 15
    - Buoyancy 21
    - Continuity Equation 1
    - Bernoulli Principle 8
    - Viscosity 4
    - Surface Tension 10
    - Capillarity 5
    - Turbulence 1
    - Streamline Flow 2
    - Hydraulic Machines 28
  - Measurement and Units
    - SI Units 9
    - Derived Units 7
    - Unit Conversion 11
    - Significant Figures 34
    - Scientific Notation 13
    - Dimensional Analysis 12
    - Accuracy 8
    - Precision 27
    - Error Analysis 29
    - Measuring Instruments 29
- Chemistry
  - Physical Chemistry
    - States of Matter 202
    - Physical Gas Laws 26
    - Chemical Equilibrium 18
    - Ionic Equilibrium 50
    - Solutions 10
    - Colligative Properties 66
    - Chemical Kinetics 18
    - Electrochemistry 12
    - Surface Chemistry 2
    - Physical Quantum Chemistry 1
    - Physical Spectroscopy 5
  - Inorganic Chemistry
    - Periodic Table 231
    - Chemical Bonding 112
    - Coordination Compounds 23
    - Metallurgy 2
    - s Block Elements 1
    - p Block Elements 1
    - d Block Elements 2
    - f Block Elements 5
    - Hydrogen 8
    - Halogens 10
    - Noble Gases 5
    - Acids and Bases 74
    - Salt Analysis 28
  - Organic Chemistry
    - Organic Compounds Classification 28
    - Structural Isomerism 13
    - Nomenclature 83
    - Hydrocarbons 6
    - Haloalkanes 6
    - Alcohols 10
    - Aldehydes 3
    - Ketones 4
    - Carboxylic Acids 9
    - Amines 3
    - Organic Biomolecules 17
    - Organic Reactions 15
  - Analytical Chemistry
    - Qualitative Analysis 9
    - Quantitative Analysis 5
    - Titrations 3
    - Gravimetric Analysis 5
    - Chromatography 5
    - Spectrophotometry 3
    - Electroanalytical Methods 10
    - Mass Spectrometry 5
    - Thermal Analysis 2
    - Separation Techniques 24
  - Biochemistry
    - Biomolecules 7
    - Bio Carbohydrates 22
    - Proteins 31
    - Enzymes 24
    - Lipids 49
    - Nucleic Acids 8
    - Metabolism 4
    - Bioenergetics 1
    - Vitamins 35
    - Hormones 17
    - Cell Signaling 16
    - Genetic Code 4
  - Environmental Chemistry
    - Air Pollution 18
    - Water Pollution 20
    - Soil Pollution 4
    - Waste Management 54
    - Ozone Depletion 9
    - Acid Rain 8
    - Eutrophication 2
    - Toxicology 52
    - Radioactive Pollution 3
  - Industrial Chemistry
    - Petrochemicals 1
    - Cement 7
    - Glass 1
    - Fertilizers 4
    - Dyes 2
    - Paints 1
    - Pharmaceuticals 2
    - Food Chemistry 13
    - Pulp and Paper 2
    - Industrial Metallurgy 2
    - Detergents 6
  - Nuclear Chemistry
    - Chemistry Radioactivity 2
    - Chemistry Nuclear Reactions 2
    - Radioisotopes 8
    - Nuclear Safety 51
  - Polymer Chemistry
    - Polymerization 1
    - Addition Polymers 1
    - Condensation Polymers 1
    - Natural Polymers 1
    - Synthetic Polymers 2
    - Thermoplastics 3
    - Polymer Properties 1
    - Polymer Applications 1
  - Theoretical Chemistry
    - Molecular Modeling 1
    - Computational Chemistry 1
    - Statistical Mechanics 12
    - Chemical Thermodynamics 13
    - Reaction Dynamics 125
    - Electronic Structure 57
    - Molecular Dynamics 18
    - Spectroscopy Theory 1
  - Medicinal Chemistry
    - Drug Design 4
    - Pharmacokinetics 42
    - Pharmacodynamics 19
    - Drug Metabolism 7
    - Enzyme Inhibition 26
    - Receptor Binding 12
    - Structure Activity 11
    - Prodrugs 5
    - Natural Products 19
    - Peptidomimetics 4
  - Green Chemistry
    - Principles 8
    - Sustainable Design 1
    - Waste Prevention 8
    - Energy Efficiency 13
    - Catalysis 1
    - Biodegradable Materials 1
    - Green Synthesis 1
    - Solvent Reduction 10
    - Atom Economy 2
    - Life Cycle Analysis 3
    - Pollution Prevention 4
  - Materials Chemistry
    - Crystal Structure 51
    - Band Theory 7
    - Materials Polymers 2
    - Ceramics 5
    - Composites 2
    - Nanomaterials 9
    - Biomaterials 3
    - Corrosion 28
    - Alloys 11
    - Superconductors 1
    - Thin Films 1
    - Magnetic Materials 4
    - Optical Materials 4
- Biology
  - Cell Biology
    - Cell Theory 100
    - Prokaryotic Cells 17
    - Eukaryotic Cells 26
    - Cell Organelles 63
    - Cell Membrane 70
    - Cell Wall 2
    - Cytoplasm 14
    - Nucleus 12
    - Mitochondria 16
    - Chloroplasts 15
    - Ribosomes 13
    - Endoplasmic Reticulum 2
    - Golgi Apparatus 15
    - Lysosomes 6
    - Cytoskeleton 12
    - Cell Division 113
    - Cell Cycle 37
    - Transport Mechanisms 93
    - Cell Communication 2
  - Genetics
    - DNA Structure 95
    - RNA Structure 38
    - Gene Expression 15
    - Biological Genetic Code 5
    - DNA Replication 36
    - Transcription 8
    - Translation 4
    - Mutation 43
    - Mendelian Inheritance 38
    - Non Mendelian Inheritance 87
    - Genetic Disorders 130
    - Genetic Mapping 3
    - Genetic Engineering 9
    - Genomics 9
    - Epigenetics 5
  - Evolution
    - Origin of Life 47
    - Theories of Evolution 13
    - Natural Selection 42
    - Variation 27
    - Adaptation 23
    - Speciation 9
    - Fossil Record 12
    - Comparative Anatomy 31
    - Molecular Evidence 44
    - Human Evolution 22
    - Coevolution 6
    - Extinction 12
  - Ecology
    - Ecosystem 53
    - Biomes 10
    - Population Ecology 30
    - Community Ecology 10
    - Food Chains 98
    - Food Webs 45
    - Ecological Energy Flow 24
    - Nutrient Cycles 57
    - Biodiversity 183
    - Ecological Conservation 95
    - Habitat 119
    - Succession 24
    - Ecological Adaptation 38
    - Human Impact 37
    - Ecological Climate Change 16
  - Human Anatomy and Physiology
    - Skeletal System 252
    - Muscular System 161
    - Nervous System 340
    - Endocrine System 186
    - Circulatory System 207
    - Respiratory System 177
    - Digestive System 128
    - Excretory System 73
    - Reproductive System 139
    - Immune System 99
    - Integumentary System 51
    - Sensory Organs 213
  - Botany Plant Biology
    - Plant Anatomy 5
    - Plant Morphology 119
    - Plant Physiology 74
    - Photosynthesis 104
    - Plant Reproduction 32
    - Plant Growth 9
    - Plant Hormones 28
    - Plant Taxonomy 93
    - Plant Ecology 32
    - Plant Pathology 12
    - Economic Botany 49
    - Seed Biology 6
    - Plant Genetics 5
    - Plant Adaptations 53
  - Zoology Animal Biology
    - Classification 267
    - Porifera 10
    - Cnidaria 21
    - Platyhelminthes 34
    - Nematoda 17
    - Annelida 16
    - Arthropoda 26
    - Mollusca 16
    - Echinodermata 19
    - Chordata 13
    - Fish 27
    - Amphibians 28
    - Reptiles 41
    - Birds 61
    - Mammals 38
    - Anatomy 30
    - Physiology 29
    - Reproduction 40
    - Development 16
    - Behavior 170
  - Microbiology
    - Microbial Structure 58
    - Bacteriology 7
    - Virology 18
    - Mycology 23
    - Parasitology 45
    - Microbial Genetics 2
    - Microbial Physiology 15
    - Microbial Ecology 27
    - Pathogenic Microbiology 177
    - Microbial Biotechnology 2
    - Food Microbiology 16
    - Industrial Microbiology 4
    - Environmental Microbiology 2
  - Biotechnology
    - Bio Genetic Engineering 4
    - Recombinant DNA 9
    - Cloning 6
    - PCR 8
    - Gel Electrophoresis 21
    - DNA Sequencing 6
    - Gene Therapy 3
    - CRISPR 9
    - Stem Cells 9
    - Bioreactors 5
    - Fermentation 5
    - Bioinformatics 6
    - GMOs 12
    - Proteomics 1
    - Metabolomics 3
  - Molecular Biology
    - Biological Biomolecules 17
    - Carbohydrates 29
    - Biochemical Lipids 2
    - Bio Proteins 12
    - Bio Enzymes 3
    - Bio Nucleic Acids 21
    - Biochemical Vitamins 36
    - Bio Minerals 5
    - Bio Metabolism 47
    - Cellular Respiration 112
    - Nitrogen Metabolism 9
    - Bio Hormones 13
    - Signal Transduction 6
  - Immunology
    - Innate Immunity 16
    - Adaptive Immunity 12
    - Antigens 11
    - Antibodies 10
    - Lymphatic System 26
    - B Cells 31
    - T Cells 6
    - Immune Response 26
    - Cytokines 16
    - Vaccination 17
    - Immunodeficiency 23
    - Hypersensitivity 30
    - Autoimmunity 20
    - Transplant Immunology 8
    - Tumor Immunology 37
  - Developmental Biology
    - Gametogenesis 10
    - Fertilization 48
    - Cleavage 20
    - Gastrulation 5
    - Organogenesis 25
    - Metamorphosis 15
    - Regeneration 3
    - Growth 19
    - Aging 30
- Earth and Space Science
  - Geology
    - Minerals 52
    - Rocks 18
    - Geological Rock Cycle 45
    - Plate Tectonics 107
    - Geological Volcanoes 34
    - Geological Earthquakes 22
    - Weathering 14
    - Erosion 35
    - Soil 8
    - Fossils 8
    - Geological Time 23
    - Geomorphology 10
    - Natural Resources 28
  - Meteorology
    - Metrological Atmosphere 12
    - Metrological Weather 52
    - Climate 5
    - Clouds 14
    - Precipitation 2
    - Air Pressure 21
    - Wind 4
    - Storms 8
    - Hurricanes 7
    - Metrological Tornadoes 15
    - Weather Forecasting 7
    - Metrological Climate Change 3
  - Oceanography
    - Ocean Basins 21
    - Waves 6
    - Tides 4
    - Currents 5
    - Marine Life 30
    - Coral Reefs 19
    - Seafloor Spreading 8
    - Salinity 7
    - Marine Resources 14
    - Ocean Pollution 9
    - Climate Impact 6
  - Environmental Geoscience
    - Environmental Climate Change 1
    - Natural Hazards 26
    - Pollution 13
    - Environmental Impact 31
    - Resource Management 4
    - Renewable Energy 76
    - Sustainability 41
    - Conservation 37
    - Land Use 6
  - Paleontology
    - Fossilization 6
    - Fossil Types 5
    - Stratigraphy 13
    - Extinction Events 17
    - Evolutionary Trends 16
    - Vertebrate Fossils 12
    - Invertebrate Fossils 7
    - Plant Fossils 3
  - Climate Science
    - Weather 3
    - Climate Zones 4
    - Atmospheric Circulation 2
    - Ocean Currents 6
    - El Nino 12
    - Greenhouse Effect 25
    - Global Warming 15
    - Climate Change 5
    - Climatorial Carbon Cycle 8
    - Water Cycle 3
    - Severe Weather 3
    - Paleoclimate 2
  - Hydrology
    - Hydro Water Cycle 5
    - Hydrological Precipitation 2
    - Evaporation 20
    - Runoff 6
    - Groundwater 5
    - Watersheds 2
    - River Systems 5
    - Lakes 4
    - Wetlands 9
    - Water Quality 27
    - Water Management 22
  - Natural Disasters
    - Earthquakes 6
    - Volcanoes 7
    - Tsunamis 10
    - Floods 6
    - Droughts 1
    - Cyclones 8
    - Tornadoes 4
    - Landslides 3
    - Avalanches 2
    - Wildfires 12
    - Heatwaves 3
    - Blizzards 1
  - Earth Systems and Cycles
    - Geosphere 4
    - Hydrosphere 3
    - Atmosphere 11
    - Biosphere 5
    - Rock Cycle 15
    - Earthy Water Cycle 9
    - Carbon Cycle 5
    - Nitrogen Cycle 14
    - Energy Flow 5
    - Climate System 3
  - Soil Science
    - Soil Formation 3
    - Soil Profile 16
    - Soil Properties 4
    - Soil Fertility 14
    - Soil Physics 1
    - Soil Biology 3
    - Soil Erosion 4
    - Soil Conservation 4
- Astronomy
  - Observational Astronomy
    - History of Astronomy 17
    - Ultraviolet Astronomy 2
    - X ray Astronomy 1
  - Solar System
    - Sun 3
    - Mercury 7
    - Venus 5
    - Earth 2
    - Moon 21
    - Mars 3
    - Jupiter 2
    - Saturn 14
    - Uranus 5
    - Neptune 7
    - Asteroids 14
    - Comets 10
    - Meteoroids 5
    - Kuiper Belt 2
  - Stars and Stellar Evolution
    - Star Formation 1
    - Main Sequence 10
    - Red Giants 2
    - Black Holes 5
    - Stellar Nucleosynthesis 2
    - Variable Stars 2
  - Galaxies
    - Nebulae 1
    - Quasars 4
    - Galaxy Black Holes 2
  - Cosmology
    - Big Bang 22
    - Cosmo Dark Matter 2
    - Dark Energy 1
    - Cosmic Microwave 3
    - Large Scale 1
    - Galaxy Formation 5
    - Universe Expansion 2
    - Cosmological Models 4
  - Exoplanets
    - Detection Methods 1
    - Planet Types 6
    - Atmospheres 1
  - Astrobiology
    - Extremophiles 1
    - Habitable Zones 1
    - Biosignatures 4
    - Life Detection 2
    - Mars Life 3
    - Space Missions 5
  - Astronomical Instruments
    - Radio Telescope 2
    - Space Telescope 2
    - Photometer 4
    - Planetarium 1
    - Sextant 4
  - Space Exploration and Missions
    - Spacecraft 3
    - Satellites 4
    - Space Probes 3
    - Space Telescopes 1
    - Manned Missions 2
    - Lunar Missions 6
    - Mars Missions 2
    - Space Stations 3
    - Space Agencies 3
  - Celestial Mechanics and Orbits
    - Orbital Motion 7
    - Kepler Laws 3
    - Newton Laws 60
    - Orbital Gravity 1
    - Eclipses 7
    - Retrograde Motion 3
    - Perturbations 5
    - Orbital Resonance 5

Reaction Dynamics Quizzes, Questions & Answers

Recent Reaction Dynamics Quizzes

The rate of consequence is the speed at which a chemical reaction takes place. You may define the reaction rate as the speed at which reactants are converted into products. Reaction rates can vary dramatically. It is visible by...

Questions: 10 | Attempts: 2621 | Last updated: Mar 21, 2023

Sample Question
Reactions eventually stop. What is generally the reason for this?

The catalyst has been used up

The particles have run out of energy

One or more of the reactants has been used up.

Oxidation And Reduction Reactions Quiz! Trivia

Oxidation and Reduction Reactions Quiz! Trivia

Below is an Oxidation and reduction reactions quiz trivia. Oxidation is the process where electrons are lost while reduction is the transfer of electrons between substances. Oxygen is either lost or gained in the reactions. In...

Questions: 19 | Attempts: 5318 | Last updated: Mar 13, 2024

Sample Question
The terms Oxidation and Reduction both have direct polar opposite definitions. what is each term defined as?

Oxidation- the loss of electrons by atom or ion/ the gain of oxygen, Reduction- the loss of oxygen/ the gain of said electrons.

Oxidation- the gain of electrons by an atom or ion/ loss of oxygen, Reduction- the gain of oxygen/ the loss of electrons by atom or ion.

Oxidation- something having to do with oxide, i don't care -__- Reduction- something's being reduced, but i don't know what.

What Explosive Are You?

What Explosive are you?

Explosives are used either for demolishing buildings, mining or for bad intentions. They react differently and cause different amount of damage. To know what explosive you are based on your character, take this quiz

Questions: 9 | Attempts: 685 | Last updated: Jan 6, 2023

Sample Question
How do you resolve arguments?

You just Stay out of them

Give them a little punch up.

Try to stop it happening

Born Haber Cycle MCQ Quiz With Answers

Do you know about lattice energy and Born Haber Cycle? Can you attempt this MCQ quiz on lattice energy and Born Haber Cycle? Give this quiz a try and check your knowledge of these two concepts. The Born–Haber cycle is a...

Questions: 10 | Attempts: 3282 | Last updated: Aug 21, 2023

Sample Question
Which of the following compounds is expected to have the highest lattice energy?

NACl

NaBr

MgF2

All of these

Chemical Reactions Test Period 4

The 'Chemical Reactions Test Period 4' assesses understanding of chemical reactions, differences between physical changes and chemical reactions, and the importance of balancing equations. It reinforces the law of conservation of...

Questions: 25 | Attempts: 202 | Last updated: Mar 21, 2023

Sample Question
When bonds break and rearrange to form new chemicals it is called a......

Physical Change

Law of Proportions

Chemical Reaction

Chemical Property

Chemical Reactions Test Period 1

This Chemical Reactions Test for Period 1 assesses understanding of chemical and physical changes, balancing chemical equations, and the importance of the law of conservation of mass. It's designed to enhance students' grasp of...

Questions: 20 | Attempts: 741 | Last updated: Mar 21, 2023

Sample Question
When bonds break and rearrange to form new chemicals it is called a......

Physical Change

Law of Proportions

Chemical Reaction

Chemical Property

Chemistry - Rocks And Metals Quiz

This Chemistry quiz focuses on Rocks and Metals, covering key concepts like the reaction of water with quicklime, properties of limestone, thermal decomposition, and the reactivity series. It assesses understanding of chemical...

Questions: 10 | Attempts: 166 | Last updated: Oct 30, 2024

Sample Question
What Happens when you add Water to quicklime?

It becomes lime water.

It becomes Slaked lime.

It stays the same.

Calculation In Chemistry IGCSE Quiz!

Calculation in Chemistry IGCSE Quiz!

Are you familiar with calculations in chemistry, and do you think you can pass this quiz? In a chemical reaction, one or more reactants are converted into products. The objective of a chemical equation is to express this relation...

Questions: 8 | Attempts: 1005 | Last updated: Mar 22, 2023

Sample Question
The formula of Iron III hydroxide is:

Fe(OH)3

Fe(OH)2

Fe(OH)4

FeOH

Evidence Of Physical & Chemical Changes

evidence of Physical & Chemical Changes

Explore the intriguing world of chemical and physical changes through this quiz. Identify evidence of chemical changes, understand the reversibility of physical changes, and analyze real-world examples to distinguish between the...

Questions: 5 | Attempts: 681 | Last updated: Feb 23, 2023

Sample Question
Which of the following is evidence of a chemical change?

A change in texture

A gas is produced

The new substance has conductivity

Simple Word Equations Quiz

Simple word equations quiz

A quiz designed to for NZ Year 9 or 10 students who are just learning about word equations for chemical reactions.

Questions: 8 | Attempts: 12560 | Last updated: Mar 22, 2023

Sample Question
When a CHEMICAL reaction occurs, what is made?

No new substance is made

A new substance is made, and new atoms are formed

A new substance is made, but atoms are not created or destroyed, they are just rearranged

« Previous 1...6 7 8 91011 12 13 Next »