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What's in the universe

Total questions: 19

Worksheet time: 9mins

Name
Class
Date
1.

How far away from the earth is the sun?

a)

93 million miles

b)

93 thousand miles

c)

93 hundred miles

d)

93 miles

2.

A galaxy is

a)

a quasar

b)

an asteroid

c)

a comet

d)

a large cluster of stars

3.

Stars are made mostly of

a)

oil and gas

b)

oxygen and nitrogen

c)

carbon dioxide and methane

d)

helium and hydrogen

4.

Stars form in a place called a

a)

meteor

b)

nebula

c)

space

d)

comet

5.

a Protostar is

a)

an older star

b)

a brightly shining star

c)

a star just beginning to form

d)

a star that is dying

6.

The adult phase of a star is called

a)

the adult phase

b)

nebula

c)

main sequence

d)

protostar

7.

The sun is

a)

a planet

b)

a star

c)

a comet

d)

a meteor

8.

Planets that are rocky are called

a)

gas giants

b)

galaxies

c)

dwarf planets

d)

terrestrial

9.

Astronomy is the study of

a)

planets

b)

stars and space

c)

water

d)

astronauts

10.

Smaller planets are called the gas giants

a)

True

b)

False

11.

Asteroids revolve around

a)

the earth

b)

the moon

c)

meteoroids

d)

the sun

12.

Quasars

a)

are very bright and located at the edge of the universe

b)

are a mystery

c)

give off more energy than 1 trillion suns

d)

all of the above

13.

__________ are balls of gas that orbit the sun

a)

nebulas

b)

comets

c)

stars

d)

asteroids

14.

A light year is

a)

the distance light can travel in one year.

b)

a unit of time

c)

the time it takes the earth to travel around the sun

d)

the time it takes for the moon to revolve around the sun

15.

a light year equals about how many miles

a)

6 trillion

b)

6 billion

c)

6 million

d)

6 thousand

16.

How long does it take light to reach earth from the sun

a)

3 minutes

b)

8 minutes

c)

12 minutes

d)

15 minutes

17.

Our galaxy is called

a)

Polaris Centauri

b)

Alpha Centauri

c)

The Milky Way

d)

The Snickers

18.

Scientists believe there are more than a billion galaxies with about 100 billion stars in each galaxy.

a)

True

b)

False

19.

After the sun, the closest star to earth is called

a)

Cassiopeia

b)

Polaris

c)

Alpha Centauri

d)

all of the above