What is a group of hundreds of millions of stars, dust, gas and other objects that are held together in space by gravity?
A galaxy.
100
What is the name of the clouds that are feathery looking?
Sirrus.
100
Is an ice cube a solid or a liquid?
A solid.
100
What is a rapid back and forth movement called?
A vibration.
100
What kind of things can a magnet pick up?
Things made of metal.
200
What is the distance that light travels in one year in a vacuum, which is about 5.8 trillion mph. ?
A light year.
200
What forms when cold, dry air meets warm moist air?
Clouds
200
true or false: gases take the shape of their container?
True
200
What is the transfer of heat through space in the form of waves called?
Radiation.
200
What happens when two magnets with the same poles are placed together?
They push apart.
300
What is the temporary extreme an unexpected brightening of a star caused by the gases of one binary star touching the surface of its binary partner and causing a nuclear explosion?
A nova.
300
What are the narrow bands of high speed airways above the earth?
Jet streams.
300
true or false: A shape that cannot be seen is a solid?
False.
300
What is any substance through which a wave transmitted called?
A medium.
300
Where is the strongest part of a magnet?
At the poles.
400
What is the device called that is used to analyze a stars chemical composition, temperature and other characteristics based on the color and light waves it emits?
Spectroscope.
400
What is the average weather in one place over a 30 year period called?
Climate.
400
Is helium a solid, liquid or gas?
A gas.
400
What is it called when one hears high or low musical sounds?
Pitch
400
What is another word for push away?
Repel
500
What is the brilliant explosion of a huge star that has reached the end of its lifetime?
A Super nova.
500
What is the lowest and thinnest layer of the atmosphere?
The troposphere.
500
fill in the blank. Units that measure volume are called _______________ units.
cubic
500
What is it called when something takes or swallows up energy?