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