Science Quiz for Class 7

  • Question of

    Which law of motion says that it is harder to move something with a larger mass?

    • Law 2
    • Law 1
    • Law 3
    • None of the above
  • Question of

    Which of the following best explains why your body leans to the side when taking a sharp turn in a car?

    • Inertia
    • Friction
    • None of them
    • Gravity
  • Question of

    If you hit a cotton ball and a golf ball with a golf club, which will accelerate the most?

    • The cotton ball because it has less mass.
    • The golf ball because it has more inertia
    • They would accelerate equally.
    • Neither would move at all.
  • Question of

    What is acceleration?

    • The rate of change in motion
    • The rate the object slows down
    • The direction of an object
    • The speed of an object
  • Question of

    How can you measure the speed of an object

    • Measure the time the object takes to travel a specific distance
    • Measure the force put into the object
    • Measure the mass of the object
    • Measure the acceleration of the object
  • Question of

    What force resists motion between two objects?

    • Friction
    • Gravity
    • Mass
    • Inertia
  • Question of

    How does a meteorologist know how much it has rained over a certain time period?

    • Rain Gauge
    • Rain Cycle
    • Rain Maker
    • Barometer
  • Question of

    You look outside at the wind vane on top of your barn. The arrow is pointing to the W, what does that indicate?

    • The winds are coming from the West
    • The winds are moving to the West
    • The wind is Warm
    • The wind is Weak
  • Question of

    What type of cloud appears almost as as a blanket of clouds in the sky?

    • Stratus
    • Cirrus
    • Cumulous
    • None of them
  • Question of

    High Atmospheric Pressure will result in:

    • Clear blue skies
    • Thunderstorms
    • Cloudy
    • Rain
  • Question of

    How does the energy change when you change from ice to water?

    • Increases
    • Decreases
    • Doesn’t change
    • Explodes
  • Question of

    What temperature water created a faster reaction in the volcano?

    • Hot
    • Cold
    • They were the same
    • We can’t make a model volcano with water.
  • Question of

    How does energy from the sun travel to the earth?

    • Radiation
    • Conduction
    • Convection
    • All three
  • Question of

    If we boil water in a closed system what can we expect to happen to the amount of matter in that system?

    • It should stay the same
    • Water is not made of matter
    • It will decrease
    • It will increase
  • Question of

    Which form of the sun’s energy provides solar power?

    • Light
    • Heat
    • Both
    • Neither
  • Question of

    What is not a function of our skeletal system?

    • Digesting
    • Support
    • Movement
    • Protection
  • Question of

    What statement is false about a unicellular organism?

    • They have different body systems.
    • They have one cell that performs all life processes.
    • They consist of one cell.
    • The respire like all other cells.
  • Question of

    What is an organism called that only consists of one cell?

    • Unicellular
    • Multicellular
    • Cytoplasm
    • Nucleus
  • Question of

    What part of the cell are all the organelles found?

    • Cytoplasm
    • Cell Membrane
    • Cell Wall
    • Nucleus
  • Question of

    What organ in your body absorbs the majority of nutrients from your food?

    • Small Intestine
    • Heart
    • Stomach
    • Mouth
  • Question of

    What body system is in control of transporting messages?

    • Nervous
    • Circulatory
    • Respiratory
    • Digestive
  • Question of

    Which of the following living things uses carbon dioxide in underwater ecosystems?

    • Seaweed
    • Shrimp
    • Fish
    • Clams
  • Question of

    What type of consumer eats only plants?

    • Herbivore
    • Carnivore
    • Insectivore
    • Omnivore
  • Question of

    What is true about the organisms found at the top of the food chain?

    • There are fewer populations of these organisms.
    • They photosynthesize
    • They are the meanest.
    • There are large numbers of these organisms.
  • Question of

    What is a food chain?

    • A pathway indicating the flow of energy in an ecosystem
    • A pathway indicating where organisms can search for food in an ecosystem.
    • A list of foods and where the come from
    • A list of ingredients within food
  • Question of

    What is the name of a trait that is expressed whenever it is present in DNA?

    • Dominant
    • Recessive
    • Chromosome
    • Carl
  • Question of

    Where is DNA located?

    • In a cell’s nucleus
    • Not in cells
    • All around us
    • In cells, but not in the nucleus
  • Question of

    Which of these chameleon traits is a learned trait?

    • Standing on the scientist’s finger
    • Sticking out its tongue to catch bugs
    • Changing color
    • Having four legs
  • Question of

    DNA stands for:

    • Deoxyribonucleic Acid
    • Dependent Nucleic Attributes
    • Deep Nuclear Acid
    • Dem New Adidas
  • Question of

    What quality of an earth material describes the way that light reflects off it’s surface?

    • Luster
    • Hardness
    • Color
    • Clarity

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