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Solar System

Total questions: 28

Worksheet time: 22mins

Name
Class
Date
1.
Earth's ________ on its axis causes day and night.
a)
rotation
b)
revolution
c)
phase
d)
comet
2.
One kind of  _______ is the crescent Moon.  
a)
axis
b)
asteroid
c)
phase
d)
space probe
3.
One full orbit of an object around another object is called a ________.
a)
axis
b)
rotation
c)
revolution
d)
satellite
4.
The __________ has planets, moons, comets, and asteroids.
a)
solar system
b)
earth
c)
rotation
d)
United States
5.
One of the main differences between the outer and inner planets is __________.
a)
The inner planets all have water
b)
the inner planets are much bigger than the outer planets
c)
the outer planets are gas planets
d)
the outer planets have rings, and the inner planets don't
6.

As the Earth travels(revolves) around the sun, this tilt causes different areas of the Earth’s surface to get different amounts of daylight at different times of the year. The angle of the Sun’s rays to the surface also causes areas to have more or less of the Sun’s energy. This causes the ________.

a)

months

b)

day and night

c)

seasons

d)

years

7.
a pattern of stars that form an imaginary picture or design in the sky
a)
Orbit
b)
Rotate
c)
constellation
d)
Milky Way
8.
A spiral galaxy of stars that contains our Sun
a)
Planisphere
b)
Intensity
c)
Star
d)
Milky Way
9.

Which of the following causes seasons?

a)

the Earth's tilt

b)

the Earth's rotation

c)

the Earth's moon

d)

the Earth's size

10.
Which color star has medium temperature?
a)
Bluish-White
b)
Yellow
c)
Reddish-Orange
11.
Which is the largest object in our solar system?
a)
Sun
b)
Jupiter
c)
Earth
d)
Pluto
12.
Earth's ________ on its axis causes day and night.
a)
rotation
b)
revolution
c)
phase
d)
comet
13.
One full orbit of an object around another object is called a ________.
a)
axis
b)
rotation
c)
revolution
d)
satellite
14.
Earth and the other planets closest to the Sun are made mostly of _______
a)
gas
b)
metal
c)
water
d)
rock
15.

Why does the lit part of the Moon appear to change shapes during the month?

a)

because the Moon is moving

b)

because the Sun is moving

c)

because the stars are moving

16.

Which is true about the objects in the sky?

a)

The Moon orbits the Sun.

b)

The Moon orbits the Earth.

c)

The Moon is larger than the Sun.

d)

The Sun is closer to Earth than the Moon.

17.

How many full moons will usually appear in a month/every 29.5 days?

a)

1

b)

24

c)

365

d)

29.5

18.

Starting with full moon, which is the correct order of the phases of the Moon?

a)

full, third quarter, new, first quarter

b)

full, new, first quarter, third quarter

c)

full, first quarter, new, third quarter

d)

full, new, third quarter, first quarter

19.

In what direction does the sun rise and then set in the sky?

a)

East to West

b)

West to East

c)

North to South

d)

South to North

20.

Why does the Sun appear to rise and set every day?

a)

Earth is rotating.

b)

The Sun is rotating.

c)

Earth revolves around the Sun.

d)

The Moon revolves around Earth.

21.

How long does it take for Earth to complete one rotation on its axis?

a)

one day

b)

one month

c)

one hour

d)

one year (365 days)

22.

Which is the correct order of the planets from the Sun?

a)

Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune

b)

Venus, Neptune, Mars, Earth, Mercury, Jupiter, Saturn, Uranus

c)

Neptune, Uranus, Saturn, Jupiter, Mars, Earth, Venus, Mercury

d)

Mercury, Venus, Mars, Earth, Jupiter, Saturn, Neptune, Uranus

23.

About how long does it take the Moon to complete all of its phases?

a)

one month

b)

one week

c)

one day

d)

one year

24.

How long does it take for Earth to make one complete revolution around the Sun?

a)

one year (365 days)

b)

one day (24 hours)

c)

one week (7 days)

d)

one month (30 days)

25.

Summer days in the Northern Hemisphere are hotter than winter days, because in summer ____________.

a)

Earth’s Northern Hemisphere is tilted towards the sun.

b)

Earth is closest to the sun.

c)

The number of sun spots increases.

d)

The sun gives off more energy.

26.

Which best describes our solar system?

a)

It has revolving planets.

b)

It has Earth at its center.

c)

It has one moon.

d)

It has many stars.

27.

Which statement best describes the inner planets?

a)

rocky

b)

gas

28.

Which statement best describes the outer planets?

a)

Gas

b)

Rocky