Do You Know Easy Science?
How Much Do You Really Know About Science?
Questions and Answers
- 1.
What meteorological term describes the leading edge of an advancing warm air mass?
- A.
Analgesic
- B.
Optics
- C.
Rocket
- D.
Warm Front
Correct Answer
D. Warm FrontExplanation
A warm front is the correct answer because it describes the leading edge of an advancing warm air mass. When a warm front approaches, warm air displaces colder air, causing the temperature to rise. This can result in the formation of clouds, precipitation, and a gradual change in weather conditions.Rate this question:
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- 2.
The definition "transport of water in all its states between earth, atmosphere, and the seas" best fits which science term?
- A.
Acetone
- B.
Heat Transfer
- C.
Heat Engine
- D.
Water Cycle
Correct Answer
D. Water CycleExplanation
The definition "transport of water in all its states between earth, atmosphere, and the seas" refers to the process known as the water cycle. This cycle involves the continuous movement of water through the atmosphere, land, and oceans, including processes such as evaporation, condensation, precipitation, and runoff. The term "acetone" does not relate to the transport of water, while "heat transfer" and "heat engine" are unrelated to the movement of water specifically. Therefore, the best fit for the given definition is the science term "Water Cycle".Rate this question:
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- 3.
The definition "when visibility is near zero due to blizzard conditions" best fits which science term?
- A.
Whiteout
- B.
Reverse Osmosis
- C.
Gross
- D.
Orbit
Correct Answer
A. WhiteoutExplanation
A whiteout refers to a weather condition where visibility is severely reduced due to blizzard conditions. During a whiteout, the surrounding landscape becomes completely obscured by blowing snow, making it difficult or impossible to see anything. This term is commonly used in meteorology to describe the phenomenon of near-zero visibility caused by snowstorms.Rate this question:
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- 4.
What is air that flows in relation to the earth's surface?
- A.
Wind
- B.
Asteroid Belt
- C.
Typhoon
- D.
Fossil Fuel
Correct Answer
A. WindExplanation
Wind is the air that flows in relation to the earth's surface. It is caused by the uneven heating of the earth's surface by the sun, which creates differences in air pressure. These pressure differences cause air to move from areas of high pressure to areas of low pressure, creating wind. Wind plays a crucial role in weather patterns and can vary in speed and direction. It is an important factor in determining climate and can have significant impacts on human activities and ecosystems.Rate this question:
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- 5.
The definition of "calculation of temperature that takes into consideration the effects of wind" best fits what science term?
- A.
Wind Chill Index
- B.
Nomenclature
- C.
Distillation
- D.
Ampere
Correct Answer
A. Wind Chill IndexExplanation
The correct answer is Wind Chill Index. The Wind Chill Index is a measure of how cold it feels outside when the effects of wind are taken into account. It takes into consideration both the air temperature and the speed of the wind to calculate the perceived temperature. This term specifically refers to the calculation of temperature that considers the effects of wind.Rate this question:
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- 6.
The definition of "sound emitted by rapidly expanding gases along the channel of lightning" best fits what science term?
- A.
Carbohydrate
- B.
Thunder
- C.
Farsightedness
- D.
Renewable Energy
Correct Answer
B. ThunderExplanation
The definition of "sound emitted by rapidly expanding gases along the channel of lightning" best fits the science term "Thunder." Thunder is the loud noise that occurs after a lightning strike due to the rapid expansion and contraction of air surrounding the lightning channel. It is caused by the intense heat generated by the lightning, which causes the air to expand rapidly and create a shock wave that we perceive as thunder.Rate this question:
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- 7.
The definition of "5,880,000,000,000 miles, the distance light travels in a vacuum in a year" best fits what science term?
- A.
Light-Year
- B.
Gasohol
- C.
Planet
- D.
Prevailing Wind
Correct Answer
A. Light-YearExplanation
The correct answer is Light-Year. A light-year is defined as the distance that light travels in a vacuum in one year. It is used to measure vast distances in space, as light travels at a speed of approximately 186,282 miles per second. This term is commonly used in astronomy to describe the distance between stars, galaxies, and other celestial objects.Rate this question:
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- 8.
Which of these is "a unit of 4 inches or 10.16 cm used for measuring the height of horses"?
- A.
Hand
- B.
Ampere
- C.
Watt
- D.
Newton
Correct Answer
A. HandExplanation
A "hand" is a unit of measurement commonly used in the horse industry to measure the height of horses. It is equivalent to 4 inches or 10.16 cm.Rate this question:
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- 9.
Which term means 66 feet or one-tenth of a furlong in length?
- A.
Butane
- B.
Bird
- C.
Chain
- D.
Natural Gas
Correct Answer
C. ChainExplanation
A chain is a term used to describe a measurement of length that is equal to 66 feet or one-tenth of a furlong. It is commonly used in surveying and land measurement.Rate this question:
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- 10.
The science term "decibel" is best defined as which of these?
- A.
Layer In The Earth's Atmosphere At 15-30 Km Altitude
- B.
Unit Of Relative Loudness
- C.
Planets Which Have Solid Rocky Surfaces
- D.
One Watt Of Power Expended For One Hour
Correct Answer
B. Unit Of Relative LoudnessExplanation
The term "decibel" is best defined as a unit of relative loudness. It is used to measure the intensity or level of sound. The decibel scale is logarithmic, meaning that each increase of 10 decibels represents a tenfold increase in sound intensity. This unit is commonly used in fields such as acoustics and telecommunications to quantify sound levels and compare the loudness of different sounds.Rate this question:
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- 11.
What does the scientific acronym BTU stand for?
- A.
Byron Technical Unit
- B.
British Thermal Unit
- C.
Burn Thermometer Unit
- D.
Bass Tack Unit
Correct Answer
B. British Thermal UnitExplanation
The correct answer is British Thermal Unit. BTU is a scientific acronym that stands for British Thermal Unit, which is a unit of measurement for energy. It is commonly used to measure the amount of heat needed to raise the temperature of one pound of water by one degree Fahrenheit. This unit is widely used in the field of heating, ventilation, and air conditioning (HVAC) to measure the heating or cooling capacity of systems.Rate this question:
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- 12.
What is the best definition of the word "bale"?
- A.
A Large Bundle Of Goods
- B.
Animal With Three Main Body Parts And Six Legs
- C.
Fifth Planet Out From The Sun
- D.
Sudden Violent Explosion On The Sun
Correct Answer
A. A Large Bundle Of GoodsExplanation
The word "bale" is best defined as a large bundle of goods. This suggests that it refers to a tightly packed collection of items, typically wrapped in a protective covering. This definition is supported by the common usage of the word, particularly in relation to agricultural products such as hay or cotton, which are often compressed into bales for storage or transportation.Rate this question:
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- 13.
Which food fact is not true?
- A.
Carbohydrates Are An Important Source Of Energy
- B.
Vegetables Are A Source Of Fiber
- C.
Fruits Are Naturally Low In Fat
- D.
Doughnuts Are High In Vitamin C
Correct Answer
D. Doughnuts Are High In Vitamin CExplanation
Doughnuts are not high in Vitamin C. They are typically high in sugar, unhealthy fats, and calories, but they do not contain significant amounts of Vitamin C.Rate this question:
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- 14.
The definition of "composed of hot gasses, deriving energy from nuclear reactions" best fits which science term?
- A.
Stars
- B.
Oceanic Crust
- C.
Ozone Layer
- D.
Fathom
Correct Answer
A. StarsExplanation
Stars are composed of hot gases and derive their energy from nuclear reactions, making them the best fit for the given definition. The other options, such as oceanic crust, ozone layer, and fathom, do not match the description provided.Rate this question:
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- 15.
What is the region between the orbits of Mars and Jupiter called?
- A.
Black Hole
- B.
Asteroid Belt
- C.
Lunar Eclipse
- D.
Air Mass
Correct Answer
B. Asteroid BeltExplanation
The region between the orbits of Mars and Jupiter is called the Asteroid Belt. This is a region in our solar system where numerous small rocky objects, known as asteroids, are found. These asteroids vary in size and shape and are remnants from the early formation of our solar system. The Asteroid Belt is located approximately 329 million miles from the Sun and is an important area of study for scientists to better understand the history and composition of our solar system.Rate this question:
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Current Version
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Mar 21, 2023Quiz Edited by
ProProfs Editorial Team -
Mar 18, 2015Quiz Created by
Alfredhook3
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