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