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