A) Light Bulb B) Rocket C) Sun D) Moon
A) Light travels through different materials at different speeds B) Light from different sources travels at different rates C) Different materials physically twist light around. D) Different colors of light travel at different speeds.
A) Her face emits electromagnetic radiation B) Light reflects off of her face C) Her face emanates light. D) Light refracts through her face
A) Ray; beam B) Refraction; reflection C) Natural source; unnatural source D) Wave; particle
A) Anything that has a fixed volume B) Anything that takes up space C) Anything that is solid 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 are always denser than solids. B) Liquids don't have a fixed shape; solids do C) Liquid molecules are lighter than solid molecules D) Liquids are made of atoms; solids are made of molecules
A) It will remain a liquid B) It will solidify C) It will boil and become a gas D) It will transpire
A) Each water molecule contains two hydrogen atoms and one oxygen atom B) Water molecules cannot be split into smaller pieces C) A gram of water contains 20 hydrogen atoms 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) A canyon ball C) A cube D) Whatever shape its container is
A) By increasing its volume B) By increasing its pressure C) By boiling it D) By lowering its temperature
A) In a science lab B) In a Space Mountain C) In Wakanda D) At the North Pole
A) Work B) Spread out C) Collide D) Crash
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 the edge of a cliff C) A ball moving through the air. D) A ball sitting on a table
A) Potential energy is the energy of objects at rest; kinetic energy is the energy of objects in motion. B) Potential energy has to do with chemistry; kinetic 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) Kinetic energy has to do with chemistry; potential energy has to do with physics
A) A ball sitting on a table B) A ball sitting on a mountaintop C) A ball resting on the ground D) A ball that's been thrown into the air
A) Motion energy B) Stored energy C) Kinetic energy D) Light energy
A) You wouldn't be able to move B) You wouldn't be able to think C) You wouldn´t be able to fly D) You wouldn't be able to sleep
A) The Moon B) A Lightning C) The Sun D) A Thunder
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 mechanical energy. B) They both have light energy. C) They both have nuclear energy D) They both have chemical energy
A) By moving turbines B) By chemicals mixing C) By burning fuel D) By atoms fusing together or splitting apart |