Quiz about 8th Grade Final Review

Question 1

1. What causes the change in the amount of sunlight from season to season?

Accepted Answer

The tilt of the Earth on it's axis

Answer

The Earth's revolution around the sun

Answer

The moon's gravity pulling on Earth

Answer

The amount of sunlight does not change between seasons

Question 2

Mars is the ____ planet from the sun.

Accepted Answer

4th

Answer

1st

Answer

2nd

Answer

3rd

Question 3

Mars has _____ moons

Accepted Answer

2

Answer

1

Answer

3

Answer

4

Question 4

Mars is called the Red Planet because it has ____ in its soil.

Accepted Answer

Iron

Answer

Sulfur

Answer

Copper

Answer

Carbon

Question 5

The tallest mountain in our solar system, ______, is found on Mars

Accepted Answer

Olympus Mons

Answer

Gale Crater

Answer

Valles Marinares

Answer

Tharsis Rise

Question 6

Which of the following does Mars NOT have on its surface?

Accepted Answer

water

Answer

craters

Answer

mountains

Answer

trenches

Question 7

Mars is named after the Roman god of _______

Accepted Answer

war

Answer

beauty

Answer

love

Answer

space

Question 8

About how long does it take for a lander to reach Mars?

Accepted Answer

7-8 months

Answer

3-4 weeks

Answer

2-3 years

Answer

over 10 years

Question 9

Mars is _______ than Earth

Accepted Answer

smaller

Answer

closer

Answer

bigger

Answer

rainier

Question 10

What gas makes up most of Mars' atmosphere? (We EXHALE this gas)

Accepted Answer

carbon dioxide

Answer

nitrogen

Answer

oxygen

Answer

hydrogen

Question 11

Which of these storms are you most likely to see on Mars?

Accepted Answer

dust storm

Answer

hurricane

Answer

blizzard

Answer

thunderstorm

Question 12

The average temperature on Mars is closest to:

Accepted Answer

-80 degrees F

Answer

-150 degrees F

Answer

0 degrees F

Answer

75 degrees F

Question 13

Which of these did NOT land on Mars' surface

Accepted Answer

Nomad

Answer

Spirit

Answer

Opportunity

Answer

Curiosity

Question 14

Mars 2020 is related to this rover:

Accepted Answer

Perseverance

Answer

Curiosity

Answer

Sojourner

Answer

Spirit

Question 15

A year on Mars is:

Accepted Answer

687 days

Answer

100 days

Answer

365 days

Answer

12 years

Question 16

A rover is part of which type of mission?

Accepted Answer

lander

Answer

flyby

Answer

orbiter

Answer

probe

Question 17

A rover gets energy through lithium battery and __________ (sun).

Accepted Answer

solar panels

Answer

gasoline

Answer

ethanol

Answer

electricity

Question 18

All terrain wheels provide ____ for a rover

Accepted Answer

mobility (movement)

Answer

energy

Answer

communication

Answer

heating

Question 19

Which of the following allows a rover to "see"?

Accepted Answer

camera

Answer

antenna

Answer

body

Answer

wheels

Question 20

Which of the following is NOT used for landing?

Accepted Answer

stage 1 rocket

Answer

parachute

Answer

retro rockets

Answer

airbags

Question 21

Which of the following is a mission specific tool?

Accepted Answer

drill

Answer

camera

Answer

wheels

Answer

solar panel

Question 22

2. How often does Earth make one complete turn on its axis?

Accepted Answer

once a day

Answer

once a year

Answer

once a month

Answer

once a week

Question 23

3. Which of the following does NOT relate to a solstice?

Accepted Answer

When sunlight is equal in both hemisphere.

Answer

When sunlight is at a max. in one hemisphere and a min. in the other.

Answer

June 21st

Answer

December 21st

Question 24

4. Gravity is a force that

Accepted Answer

pulls an object toward another object

Answer

exists only on Earth

Answer

causes two objects in contact to slow down or stop moving

Answer

exists only on planets

Question 25

5. According to Albert Einstein,

Accepted Answer

smaller objects are pulled to larger objects

Answer

larger objects are pulled to smaller objects

Answer

small objects do not contain gravity

Answer

distance is the only factor in gravity

Question 26

6. Which of the following is not a feature of our moon?

Accepted Answer

river

Answer

maria

Answer

crater

Answer

highland

Question 27

7. When we do not see any moon in the night sky, it is a:

Accepted Answer

New moon

Answer

1st Quarter

Answer

3rd Quarter

Answer

Full Moon

Question 28

8. Which is a characteristic of a Lunar eclipse?

Accepted Answer

The moon is blocked by Earth, so we do not see light from it

Answer

The sun seems to darken the Moon

Answer

It happens during the day

Answer

They occur because of the moon's gravity

Question 29

9. The Moon's gravity on earth...

Accepted Answer

Changes the tides every six hours

Answer

Does not effect anything

Answer

Causes the change in season

Answer

Changes the tides monthly

Question 30

10. What is the correct arrangement of these structures from largest to smallest?

Accepted Answer

universe, galaxy, solar system

Answer

universe, solar system, galaxy

Answer

solar system, universe, galaxy

Answer

galaxy, solar system, universe

Question 31

11. What is the solar system?

Accepted Answer

planets and smaller bodies that orbit the Sun

Answer

planets and smaller bodies that orbit Earth

Answer

stars and planets that orbit a galaxy

Answer

stars and smaller bodies that orbit planets

Question 32

12. Which of these best describes the distance between relationships among the planets in our solar system?

Accepted Answer

The inner planets are closer together than the outer planets

Answer

The outer planets are closer together than the inner planets

Answer

Each planet is 10 AU farther from the Sun than the previous planet

Answer

Each of the inner planets is more than 1 AU from the Sun and each of the outer planets is more than 10 AU from the Sun

Question 33

13. How would you describe the orbits of the planets, asteroids, and comets?

Accepted Answer

All are ellipses, some more flattened than others

Answer

They form spheres within spheres around the Sun

Answer

All are long ovals each in a different plane

Answer

All form perfect circles around their centers

Question 34

14. Why is a comet sometimes bright?

Accepted Answer

It has a coma and tail that reflect sunlight

Answer

It heats up from friction in the Sun's atmosphere

Answer

Lava inside it glows from its own heat

Answer

It burns up in Earth's atmosphere

Question 35

15. Titan has a dense atmosphere and is larger than Pluto.  Why is it considered a moon instead of a planet?

Accepted Answer

It orbits a planet, not the Sun

Answer

It didn't from when the planets did

Answer

It doesn't reflect sunlight

Answer

It doesn't follow an elliptical orbit

Question 36

16. The atmosphere of a gas giant is

Accepted Answer

dense and usually stormy

Answer

mostly made up of oxygen

Answer

very thin and easy to see through

Answer

calm and made up of mostly carbon

Question 37

17. Chunks of ice orbiting a gas giant's equator are called

Accepted Answer

rings

Answer

moons

Answer

comets

Answer

asteroids

Question 38

18. Unlike the atmosphere of a terrestrial planet, the atmosphere of a gas giant

Accepted Answer

composes most of the planet

Answer

contains no gases

Answer

contains almost no clouds

Answer

is the same temperature at any height

Question 39

19. Why are the outer planets so much larger than the inner planets?

Accepted Answer

The planet's huge gravitational force holds many gases and pulls them together tightly

Answer

The gases freeze because the planet is so far from the Sun, and frozen gases are dense

Answer

Most of the gases have cooled to liquids and form vast seas on the surface

Answer

Volcanoes constantly emit gases, which add to the depth of the planet's atmosphere

Question 40

20. The four inner planets are known as:

Accepted Answer

the rocky planets

Answer

the gas planets

Answer

the dense planets

Answer

the atmospheric planets

Question 41

21. Which of the following is NOT a main type of galaxy?

Accepted Answer

Circular

Answer

Elliptical

Answer

Spiral

Answer

Irregular

Question 42

22. What determines the brightness of a star?

Accepted Answer

Distance from Earth

Answer

Color

Answer

Shape

Answer

Density

Question 43

23. Which of the following statements is true?

Accepted Answer

Blue stars are hotter than red stars.

Answer

Red stars are larger than blue stars.

Answer

Red stars are hotter than blue stars.

Answer

Blue stars are larger than red stars.

Question 44

24. Which of these objects would be easiest to observe from Earth without a telescope?

Accepted Answer

the moon

Answer

a star located near Polaris

Answer

the planet Venus

Answer

a star 2000 light-years from Earth

Question 45

25. In a ____________ telescope, a mirror is used to create a magnified image.

Accepted Answer

Reflecting

Answer

Radio

Answer

Refracting

Answer

Hubble Space

Question 46

26. An object that orbits another, larger object in space is called a

Accepted Answer

satellite

Answer

sun

Answer

flyby

Answer

probe

Question 47

27. Which type of mission can provide information about more than one planet?

Accepted Answer

flyby

Answer

orbiter

Answer

lander

Answer

probe

Question 48

28. Which type of mission involves collecting and testing samples from a planet's surface?

Accepted Answer

lander

Answer

flyby

Answer

orbiter

Answer

probe

Question 49

Which of the following is NOT a fossil fuel?

Accepted Answer

water

Answer

coal

Answer

oil

Answer

natural gas

Question 50

More than one-third of the world's energy comes from:

Accepted Answer

oil

Answer

coal

Answer

solar energy

Answer

natural gas

Question 51

A species that influences the survival of many other species in an ecosystem is a.....

Accepted Answer

Keystone Species

Answer

Endangered species

Answer

Threatened species

Answer

Extinct species

Question 52

As you move from the poles towards the equator, you see....

Accepted Answer

An increase in the number of species

Answer

A decrease  in the number of species

Answer

The number of species stays about the same

Answer

None of the above

Question 53

Which area would you expect to see the greatest number of species?

Accepted Answer

Tropical Rain Forest

Answer

Tundra

Answer

Wooded area in Michigan

Answer

Jungle

Question 54

The disappearance of all members of a species from Earth is

Accepted Answer

Extinction

Answer

Endangered species

Answer

Threatened species

Answer

Biodiversity

Question 55

Which shows the progression from the most healthy to least healthy species

Accepted Answer

Healthy Species, Threatened, Endangered, Extinct

Answer

Extinct, Endangered, Healthy Species, Threatened

Answer

Healthy Species, Extinct, Threatened, Endangered

Answer

Endangered, Extinct, Threatened, Healthy Species

Question 56

Which of the following is not an example of a renewable energy source?

Accepted Answer

coal

Answer

the sun

Answer

the wind

Answer

geothermal heat

Question 57

Wind and water energy are both indirect forms of

Accepted Answer

solar energy

Answer

nuclear energy

Answer

electrical energy

Answer

geothermal energy

Question 58

The ability to do work or cause change is called:

Accepted Answer

energy

Answer

velocity

Answer

transfer

Answer

friction

Question 59

Energy is measured in units called:

Accepted Answer

joules

Answer

pounds

Answer

meters

Answer

horsepower

Question 60

What type of energy does a spinning turbine have?

Accepted Answer

kinetic energy

Answer

electrical energy

Answer

thermal energy

Answer

nuclear energy

Question 61

Which of the following has kinetic energy?

Accepted Answer

a rolling bowling ball

Answer

a rock ready to fall

Answer

an archer's bow that is drawn back

Answer

a car waiting at a red light

Question 62

Potential energy that depends on height is called:

Accepted Answer

gravitational potential energy

Answer

kinetic energy

Answer

elastic potential energy

Answer

mechanical energy

Question 63

Which letter represents the position at which the basketball has the greatest potential energy?

Accepted Answer

C

Answer

A

Answer

B

Answer

D

Answer

E

Question 64

A stretched rubber band has __________ energy.

Accepted Answer

elastic potential

Answer

kinetic

Answer

gravitational potential

Answer

chemical

8th Grade Final Review

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