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