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Stars and Solar System REVIEW

Total questions: 38

Worksheet time: 19mins

Name
Class
Date
1.

The solar system has 9 planets

a)

True

b)

False

2.

The inner planets are called terrestrial. What does that mean?

a)

Large and Gaseous

b)

Medium and Icy

c)

Small and Rocky

d)

Small and Gaseous

3.

The outer planets are called?

a)

Rock Giants

b)

Gas Giants

c)

Fusion Remnants

d)

Kuiper Objects

4.

The gas giants of the outer solar system all have rings and moons.

a)

True

b)

False

5.

To be considered a “planet” a celestial object must:

a)

Be in orbit around a star

b)

Have enough mass to be pulled into a stable sphere by gravity

c)

Dominate its orbit

d)

All of these

6.

A dwarf planet doesn’t meet the new definition of a planet because it doesn’t dominate its own orbit.

a)

True

b)

False

7.

Pluto is classified as a large asteroid.

a)

True

b)

False

8.

The asteroid belt is located between Mars and Jupiter

a)

True

b)

False

9.

An asteroid is

a)

not large enough to form a spherical shape under gravity

b)

made of rock and metal

c)

are irregularly shaped

d)

All of these

10.

Mars has two moons.

a)

True

b)

False

11.

If a meteoroid were hit the surface of the earth, it is called a ________________?

a)

Asteroid

b)

Moon

c)

Meteorite

d)

Meteor

12.

A comet has two tails.

a)

True

b)

False

13.

Comets are made of

a)

ice

b)

rock

c)

dust

d)

all of these

14.

Which planet is the largest?

a)

Jupiter

b)

Saturn

c)

Uranus

d)

Neptune

15.

Comets are found in the ____________________?

a)

Kuiper Belt

b)

Oort Cloud

c)

Asteroid Belt

d)

Comet Cloud

16.

By definition, stars are huge spheres of plasma held together by its own gravity.

a)

True

b)

False

17.

Another example of plasma is lightning.

a)

True

b)

False

18.

The area hot and dense enough for nuclear fusion to take occur is called the

a)

Radiative Zone

b)

Plasma Zone

c)

Core

d)

Crust

19.

The outermost layer of a star is called the corona, which means crown.

a)

True

b)

False

20.

The Solar System formed from a stationary disk of dust and gas.

a)

True

b)

False

21.

Pluto’s orbit crosses Earth’s orbit

a)

True

b)

False

22.

The Inner planets in order

a)

Mars, Venus, Earth, Mercury

b)

Earth, Mercury, Venus, Mars

c)

Mercury, Venus, Earth, Mars

d)

Venus, Mars, Mercury, Earth

23.

When low mass stars die, they form a ____________________.

a)

Supernova

b)

Black Hole

c)

White Dwarf

d)

Neutron Star

24.

A newly formed star is called a protostar

a)

True

b)

False

25.

The name of our star, the sun is called

a)

Plasmir

b)

Sol

c)

Corona

d)

Polaris

26.

The closest star system to us is Alpha Centauri. It contains __________.

a)

1 star

b)

2 stars

c)

3 stars

d)

4 stars

27.

The photosphere

a)

shows sunspots

b)

may have solar flares

c)

is the visible part of a star

d)

All of these

28.

How many years are required for a star to form?

a)

1 billion

b)

10 billion

c)

1 million

d)

100 million

29.

This process creates heavier elements after a star explodes.

a)

nucleosynthesis

b)

nuclear fusion

c)

solar flares

d)

chemical fusion

30.

The name of this planet?

a)

Mars

b)

Earth

c)

Jupiter

d)

Saturn

31.

What celestial object is shown in this image?

a)

Asteroid

b)

Moon

c)

Comet

d)

Earth

32.

The name of this planet, which is the hottest planet in the solar system.

a)

Mercury

b)

Jupiter

c)

Venus

d)

Mars

33.

The name of this planet, which is also called the red planet.

a)

Mercury

b)

Jupiter

c)

Venus

d)

Mars

34.
Label part 1
a)
#1 Core
b)
#1 Radiation zone
c)
#1 Convection zone
d)
#1 Photosphere
35.
Label Part 3
a)
#3 Chromosphere
b)
#3 Radiation zone
c)
#3 Convection zone
d)
#3 Photosphere
36.
Label Part 2
a)
#2 Core
b)
#2 Radiation zone
c)
#2 Convection zone
d)
#2 Corona
37.

Label Part 4

a)

#4 Core

b)

#4 Radiation zone

c)

#4 Photosphere

d)

#4 Corona

38.

Part the sun is where the solar wind (energy and particles) stream away from the sun.

It is visible during a solar eclipse

a)

Photosphere

b)

Atmosphere

c)

Corona

d)

Nebula