A) Rocket B) Moon C) Light Bulb D) Sun
A) Different colors of light travel at different speeds. B) Light travels through different materials at different speeds C) Light from different sources travels at different rates D) Different materials physically twist light around.
A) Her face emanates light. B) Light reflects off of her face C) Her face emits electromagnetic radiation D) Light refracts through her face
A) Wave; particle B) Natural source; unnatural source C) Refraction; reflection D) Ray; beam
A) Anything that can be seen B) Anything that takes up space C) Anything that is solid D) Anything that has a fixed volume
A) Water molecules melt into gas molecules B) Nothing happens to the chemical structure C) Water molecules break apart to form individual atoms. D) Water molecules harden into ice molecules
A) Liquids don't have a fixed shape; solids do B) Liquid molecules are lighter than solid molecules C) Liquids are always denser than solids. D) Liquids are made of atoms; solids are made of molecules
A) It will transpire B) It will boil and become a gas C) It will remain a liquid D) It will solidify
A) A gram of water contains 20 hydrogen atoms B) Water molecules cannot be split into smaller pieces C) Each water molecule contains two hydrogen atoms and one oxygen atom D) Water is composed of hydrogen molecules and oxygen molecules
A) Both have a fixed volume B) Both contain all three states of matter C) Both have no electrical charge D) Both contain plasma
A) A Sphere B) Whatever shape its container is C) A cube D) A canyon ball
A) By boiling it B) By increasing its pressure C) By increasing its volume D) By lowering its temperature
A) In a Space Mountain B) In Wakanda C) At the North Pole D) In a science lab
A) Spread out B) Collide C) Crash D) Work
A) Any object in motion. B) Anything that makes matter move or change. C) Anything that travels in the form of a wave. D) Anything that radiates light or heat
A) A ball buried underground. B) A ball sitting on a table C) A ball moving through the air. D) A ball sitting on the edge of a cliff
A) Potential energy has to do with chemistry; kinetic energy has to do with physics. B) Kinetic energy is the energy of objects at rest; potential energy is the energy of objects in motion. C) Potential energy is the energy of objects at rest; kinetic energy is the energy of objects in motion. D) Kinetic energy has to do with chemistry; potential energy has to do with physics
A) A ball sitting on a table B) A ball resting on the ground C) A ball sitting on a mountaintop D) A ball that's been thrown into the air
A) Light energy B) Kinetic energy C) Motion energy D) Stored energy
A) You wouldn't be able to think B) You wouldn't be able to sleep C) You wouldn't be able to move D) You wouldn´t be able to fly
A) A Lightning B) The Sun C) The Moon D) A Thunder
A) Kinetic energy is the energy of motion B) Solar energy can be used to power people's homes C) Chemical energy is the most important source of energy D) Power plants and batteries supply us with electrical energy
A) They both have mechanical energy. B) They both have chemical energy C) They both have light energy. D) They both have nuclear energy
A) By atoms fusing together or splitting apart B) By chemicals mixing C) By burning fuel D) By moving turbines |