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Test
100
The ____ provides energy to solar panels in order to provide electricity for homes.
What is the sun?
100
____ can be moved by electromagnets.
What is metals?
100
Neil Armstrong
What is the first person to step on the moon?
100
Neil Armstrong's ______ changed while he on the moon due to gravity.
What is weight?
100
A train would have this
What is an object with greatest kinetic energy?
200
Pulley, wheel and axle, lever, screw, inclined plane, and wedge
What is simple machines?
200
Stored energy
What is potential energy?
200
Energy in motion
What is kinetic energy?
200
_________ energy travels quickly under water. This would allow certain animals to communicate with each other.
What is sound?
200
Telescope
What is a tool that makes objects appear larger?
300
distance divided by time distance over time
What is the formula for speed?
300
___ is the force that pulls all objects towards the ground.
What is gravity?
300
Example of compound
What is Salt (NaCl)?
300
Matter
What is anything that has mass and takes up space?
300
Evaporating water turns into what substance?
What is gas (water vapor)?
400
Salt
What is a substance that is most likely to dissolve in water?
400
Mass
What is how much matter something contains?
400
If a glass of water is left outside in the sun, we can conclude that some of the sun's energy was ___
What is absorbed?
400
A substance dissolving in water
What is a physical change?
400
Wood burning
What is a chemical change?
500
Vibrating guitar strings
What is sound being transferred?
500
In order to seperate a salt water mixture from sand, what process is used?
What is evaporation?
500
Lights that are connected with wire
What is a series circuit?
500
Lights that are independent
What is parallel circuit?
500
Makes work easier
What is a simple machine?