A) Rocket B) Moon 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) Light refracts through her face B) Her face emanates light. C) Her face emits electromagnetic radiation D) Light reflects off of her face
A) Wave; particle B) Ray; beam C) Refraction; reflection D) Natural source; unnatural source
A) Anything that can be seen B) Anything that has a fixed volume C) Anything that is solid D) Anything that takes up space
A) Nothing happens to the chemical structure B) Water molecules melt into gas molecules C) Water molecules harden into ice molecules 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 always denser than solids. D) Liquids are made of atoms; solids are made of molecules
A) It will transpire B) It will solidify C) It will remain a liquid D) It will boil and become a gas
A) Each water molecule contains two hydrogen atoms and one oxygen atom B) A gram of water contains 20 hydrogen atoms C) Water molecules cannot be split into smaller pieces 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) Whatever shape its container is B) A Sphere C) A canyon ball D) A cube
A) By boiling it B) By increasing its pressure C) By increasing its volume D) By lowering its temperature
A) In Wakanda B) In a Space Mountain C) In a science lab D) At the North Pole
A) Crash B) Spread out C) Work D) Collide
A) Anything that radiates light or heat B) Any object in motion. C) Anything that travels in the form of a wave. D) Anything that makes matter move or change.
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) 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 resting on the ground B) A ball that's been thrown into the air C) A ball sitting on a mountaintop 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 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) A Thunder B) The Sun C) The Moon 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 light energy. B) They both have mechanical 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 |