Do You Know About Easy Science? Easy Science Quiz

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Easy Science Quizzes & Trivia

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Questions and Answers
  • 1. 

    Which of these is a unit of length used in marine navigation?

    • A.

      Nautical Mile

    • B.

      Ampere

    • C.

      Joule

    • D.

      Hectare

    Correct Answer
    A. Nautical Mile
    Explanation
    The correct answer is Nautical Mile. A nautical mile is a unit of measurement used in marine navigation. It is equal to one minute of latitude and is commonly used to measure distances at sea. Ampere, Joule, and Hectare are not units of length used in marine navigation.

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  • 2. 

    What nearly colorless gas is a form of ozone?

    • A.

      Erosion

    • B.

      Ozone

    • C.

      Bird

    • D.

      Syncrude

    Correct Answer
    B. Ozone
    Explanation
    Ozone is a nearly colorless gas that is a form of oxygen. It is composed of three oxygen atoms bonded together. Ozone is a powerful oxidizing agent and is commonly found in the Earth's atmosphere, particularly in the ozone layer. It is responsible for absorbing most of the Sun's ultraviolet radiation, protecting life on Earth from harmful UV rays. Ozone is also used for various purposes, such as disinfection and air purification.

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  • 3. 

    The definition of "highest instantaneous wind speed observed or recorded" best fits which science term?

    • A.

      Mammal

    • B.

      Btu

    • C.

      Fission

    • D.

      Peak Gust

    Correct Answer
    D. Peak Gust
    Explanation
    The term "peak gust" refers to the highest instantaneous wind speed that has been observed or recorded. This term is commonly used in meteorology to describe the maximum wind speed during a specific time period, such as during a storm or hurricane. It represents the strongest burst of wind that occurs during a particular event and is often measured using anemometers or other wind measuring devices.

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  • 4. 

    The definition of "a wind that blows from one direction more frequently than any other" best fits which science term?

    • A.

      Prevailing Wind

    • B.

      Concave

    • C.

      Antenna

    • D.

      Cardiologist

    Correct Answer
    A. Prevailing Wind
    Explanation
    A prevailing wind is a wind that blows from one direction more frequently than any other. This term is commonly used in meteorology to describe the dominant wind direction in a particular area. Prevailing winds are important for understanding weather patterns and climate. They can influence temperature, precipitation, and the movement of air masses.

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  • 5. 

    The definition of "a forest which grows in a region of heavy annual precipitation" best fits which science term?

    • A.

      Frost

    • B.

      Moon

    • C.

      Groundwater

    • D.

      Rain Forest

    Correct Answer
    D. Rain Forest
    Explanation
    The term "rain forest" best fits the definition of "a forest which grows in a region of heavy annual precipitation." Rain forests are characterized by their high levels of rainfall, typically exceeding 80 inches per year. These forests are found in tropical regions near the equator, where the climate is warm and humid. The abundance of rainfall supports the growth of diverse plant and animal species, making rain forests some of the most biodiverse ecosystems on Earth.

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  • 6. 

    "Short, strong surface water movement that flows seaward from the shore" best fits which term?

    • A.

      Rip Current

    • B.

      Agronomist

    • C.

      Botanist

    • D.

      Bedrock

    Correct Answer
    A. Rip Current
    Explanation
    A rip current is a strong and fast-moving flow of water that moves away from the shore and towards the sea. It is characterized by its short and powerful surface water movement. This term accurately describes the phenomenon mentioned in the question.

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  • 7. 

    The definition of "snow or ice on the ground that has been reduced to a softy watery mixture by rain" best fits which science term?

    • A.

      Natural Resource

    • B.

      Metamorphosis

    • C.

      Flat Teeth

    • D.

      Slush

    Correct Answer
    D. Slush
    Explanation
    Slush is the correct answer because it is the term that best fits the definition provided. Slush refers to snow or ice on the ground that has melted and been reduced to a watery mixture by rain. It is a common term used to describe this specific state of snow or ice. Natural Resource, Metamorphosis, and Flat Teeth do not align with the given definition and therefore are not the correct answers.

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  • 8. 

    The definition of "layer of the atmosphere between the troposphere and the mesosphere" best fits which science term?

    • A.

      Microwave

    • B.

      Superconductor

    • C.

      Tide

    • D.

      Stratosphere

    Correct Answer
    D. Stratosphere
    Explanation
    The layer of the atmosphere between the troposphere and the mesosphere is called the stratosphere. This layer is characterized by its stable temperature and the presence of the ozone layer. It is located above the troposphere where weather occurs and below the mesosphere where temperatures decrease with altitude. The stratosphere plays an important role in protecting life on Earth by absorbing harmful ultraviolet radiation from the sun.

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  • 9. 

    The daily appearance of the sun on the eastern horizon is known as what?

    • A.

      Bird

    • B.

      Black Hole

    • C.

      Lactose

    • D.

      Sunrise

    Correct Answer
    D. Sunrise
    Explanation
    The daily appearance of the sun on the eastern horizon is known as "sunrise". This is when the sun rises above the horizon and becomes visible in the sky. It marks the beginning of a new day and is a natural phenomenon that occurs every morning.

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  • 10. 

    What is an instrument used for measuring temperatures?

    • A.

      Log Jam

    • B.

      Magnetic Field

    • C.

      Bedrock

    • D.

      Thermometer

    Correct Answer
    D. Thermometer
    Explanation
    A thermometer is an instrument used for measuring temperatures. It consists of a narrow glass tube with a bulb at one end that contains a liquid, usually mercury or alcohol. As the temperature changes, the liquid expands or contracts, causing it to rise or fall in the tube. The temperature is then read from a scale marked on the tube. Thermometers are commonly used in various fields such as weather forecasting, medical diagnosis, and scientific research.

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  • 11. 

    The definition of "the periodic rising and falling of the earth's oceans and atmosphere" best fits which science term?

    • A.

      Jet Stream

    • B.

      Knot

    • C.

      Tide

    • D.

      Dormancy

    Correct Answer
    C. Tide
    Explanation
    The correct answer is Tide. A tide refers to the periodic rising and falling of the earth's oceans and atmosphere, which is caused by the gravitational pull of the moon and the sun. This phenomenon occurs twice a day and is responsible for the regular changes in sea levels along coastlines. The other options, Jet Stream, Knot, and Dormancy, do not accurately describe this specific scientific concept.

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  • 12. 

    "A material clear enough not to block the passage of light" best fits which science term?

    • A.

      DDT

    • B.

      Transparent

    • C.

      Botanist

    • D.

      Ecosystem

    Correct Answer
    B. Transparent
    Explanation
    The term "transparent" refers to a material that is clear enough to allow the passage of light without blocking it. This means that light can pass through the material easily, making it possible to see objects on the other side. In the context of the given options, DDT is a chemical compound, not a term related to the passage of light. Botanist refers to a scientist who studies plants, and ecosystem refers to a community of living organisms and their environment. Therefore, "transparent" is the best fit for a material that does not block the passage of light.

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  • 13. 

    The definition "tropical cyclone with sustained surface winds are from 39 to 73 mph" best fits which science term?

    • A.

      Heat Engine

    • B.

      Galaxy Clusters

    • C.

      Falls

    • D.

      Tropical Storm

    Correct Answer
    D. Tropical Storm
    Explanation
    A tropical storm is defined as a tropical cyclone with sustained surface winds ranging from 39 to 73 mph. This means that the correct answer for the given definition is "Tropical Storm". A tropical storm is a weather phenomenon characterized by strong winds and heavy rainfall, typically forming over warm ocean waters. It is a lower intensity storm compared to hurricanes or typhoons, but can still cause significant damage and pose a threat to coastal areas.

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  • 14. 

    The definition "tropical cyclone with sustained winds of 74 mph in western North Pacific Ocean" best fits which science term?

    • A.

      Typhoon

    • B.

      Milligram

    • C.

      Electron

    • D.

      Emission Standard

    Correct Answer
    A. Typhoon
    Explanation
    A typhoon is a specific type of tropical cyclone that occurs in the western North Pacific Ocean. It is characterized by sustained winds of at least 74 mph. Therefore, the definition "tropical cyclone with sustained winds of 74 mph in western North Pacific Ocean" best fits the term typhoon.

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  • 15. 

    The definition "a cloudlike streamer or trail often seen behind aircraft" best describes which science term?

    • A.

      Propane

    • B.

      Prism

    • C.

      Vapor Trail

    • D.

      Thaw

    Correct Answer
    C. Vapor Trail
    Explanation
    A vapor trail is a cloudlike streamer or trail often seen behind aircraft. When an aircraft is flying at high altitudes, the hot exhaust gases from its engines mix with the cold air, causing condensation to form. This condensation then freezes into ice crystals, creating a visible trail in the sky. Therefore, the term "vapor trail" accurately describes this phenomenon.

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  • Current Version
  • Mar 21, 2023
    Quiz Edited by
    ProProfs Editorial Team
  • Mar 18, 2015
    Quiz Created by
    Cambronbill3
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