Science Terms Flashcards

Front

Nuclear fusion

Back

Atoms combining and releasing large amounts of energy

Front

Solar system

Back

The Sun and the eight planets that revolve around it

Front

Orbit

Back

To move around another object

Front

Illustrate

Back

To explain using examples or pictures

Front

Enormous

Back

Very great in size or amount

Front

Accumulate

Back

To gather together more and more over time

Front

Symmetrical

Back

Having two halves that are exactly the same shape and size

Front

Star

Back

An object in space made of gases in which nuclear reactions occur that emit energy

Front

Galaxy

Back

A huge collection of stars, gas, and dust

Front

Nebula

Back

A cloud of gas and dust where stars form