Life Out There_Vocabulary

The ________ consists of over 100 billion stars.

• orbit

• galaxy

• journey

• planet

The earth continues to _______ around the sun in a circular pattern.

• telescope

• universe

• planet

• orbit

Everything that exists, especially physical matter, including stars, galaxies, planets, and the other things in space is called ________

• the universe

• the earth

• the atmosphere

• the planet

It is a ______________. A vehicle in which people can travel round the earth, outside the atmosphere and do scientific test.

• helicopter

• aeroplane

• space station

• satelite

The sun and the group of planets that move around it is called _______

• solar system

• galaxy

• comet

• extraterrestrials

A broad band of light that can be seen in the night sky and that is caused by the light of a very large number of faint stars is called __________

• oxygen

• comet

• milky way

• space

A scientist is ______________________

• a person learned science and especially natural science

• a person learned about astronomy

• a person learned about biology and chemistry

• a person learned about medical

The __________________ is mixture of gases that surround some planets, such as earth.

• comet

• galaxy

• atmosphere

• oxygen

A body of rock and ice that travel around the sun and that, as it near the sun, develop a long tail of small pieces that can be seen, is the definition of a _______________

• planet

• earth

• sun

• comet

Many people say they want proof that _________ exist in the outer space.

• sign

• extraterrestrials

• scientist

• astronout