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