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