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Science 8 Unit 2 Review

Total questions: 43

Worksheet time: 22mins

Name
Class
Date
1.

Phases of the moon in which the moon appears to be getting larger are referred to as ____.

a)

waxing

b)

new

c)

waning

d)

eclipse

2.

Which of the following is most responsible for the changing of seasons on Earth?

a)

Orbit of the Earth around the Sun

b)

Rotation of the Sun

c)

Tilt of axis of Earth

d)

Rotation of the Earth

3.

Which type of eclipse occurs when the Moon comes directly between Earth and the Sun?

a)

Lunar Eclipse

b)

Solar Eclipse

4.

A solar eclipse only happens during a ____ moon.

a)

New

b)

Gibbous

c)

Crescent

d)

Full

5.

Name the eclipse.

a)

solar eclipse

b)

lunar eclipse

6.

A lunar eclipse only occurs during which moon phase?

a)

New Moon

b)

Full Moon

c)

3rd Quarter

d)

1st Quarter

7.

As the moon's shape appears to get smaller, we say that the moon is ____.

a)

swelling

b)

waning

c)

waxing

d)

disappearing

8.

The cycle of the moon lasts about a _____.

a)

day

b)

week

c)

year

d)

month

9.

You are less likely to see a total solar eclipse than a total lunar eclipse because...

a)

new moon phases occur less often than full moon phases

b)

only people on the daytime side of Earth can see a solar eclipse

c)

the moon's shadow covers all of Earth during a solar eclipse

d)

the moon's umbra only covers a small area on Earth's surface

10.
During a solar eclipse...
a)
The sun is blocked by the moon
b)
The Earth is blocked moon
c)
The moon is blocked by the sun
d)
You are blocked
11.

A solar eclipse happens during the day.

a)

True

b)

False

12.

A __________ is the lighter, outer part of a shadow cone.

a)

penumbra

b)

umbra

13.

An ____________ is the inner, darker part of a shadow.

a)

penumbra

b)

umbra

14.

When the moon does not completely cover the sun it is known as a

a)

Partial lunar eclipse

b)

Partial solar eclipse

c)

Total solar eclipse

d)

Penumbral lunar eclipse

15.
This image is an example of
a)
Lunar Eclipse
b)
Full Moon
c)
New Moon
d)
Solar Eclipse
16.
Which of the following is NOT true about a total solar eclipse?
a)
It can be viewed from every spot on earth
b)
It is dangerous to look at without the proper device
c)
When it happens, the moon blocks all of the sun except the corona
d)
You must be within the moon's umbra to see it
17.

An __________ occurs any time something passes in front of the sun, blocking its light.

a)

Black hole

b)

Super Nova

c)

Eclipse

d)

Star

18.

When you block the sun's light, you make a ________ .

a)

a light

b)

a sound

c)

a shadow

19.
Most places on Earth experience about how many high and low tides in 24 hours?
a)
2 high and 2 low tides
b)
4 high and 4 low tides
c)
1 high and 1 low tides
20.
Tides are caused mainly by what?
a)
Moon’s gravitational pull
b)
Sun’s gravitational pull
c)
Earth’s gravitational pull
21.
What type of tide occurs during a new and full moon?
a)
Neap tides
b)
Spring tides
c)
Normal tides
22.
What type of tide occurs during the first or third quarter moon?
a)
Neap tides
b)
Spring tides
c)
Normal tides
23.

What are the phases of the Moon during neap tides?

a)

new and full

b)

first and third quarter

c)

waning and waxing gibbous

24.
In winter, the axis of the earth is pointed away or toward the sun?
a)
towards
b)
up
c)
down
d)
away
25.
Which season is taking place in the Northern Hemisphere in Position 1?
a)
Winter
b)
Spring
c)
Summer
d)
Fall
26.
If its ____ in the Northern hemisphere, then its summer in the Southern hemisphere. 
a)
spring
b)
summer
c)
fall
d)
winter
27.
If its ____ in the Northern hemisphere, then its fall in the Southern hemisphere. 
a)
spring
b)
summer
c)
fall
d)
winter
28.
What is the longest day of the year?
a)
winter solstice
b)
summer solstice
c)
fall equinox
d)
spring equinox
29.

During a summer solstice the America, the southern hemisphere experiences

a)

a vernal equinox

b)

the autmunal equinox

c)

a summer solstice

d)

a winter solstice

30.

Why is summer warmer than winter?

a)

The hemisphere experiencing summer is tilted more directly toward the sun

b)

During summer, the entire planet is closer to the sum

c)

The sun radiates more energy during the summer

d)

The earth spins slower on its axis during the summer

31.
What does the rotation of the earth cause us to experience?
a)
seasons
b)
year
c)
day & night
d)
eclipse
32.

Which hemisphere do we live in?

a)

Northern Hemisphere

b)

Southern Hemisphere

c)

Western Hemisphere

d)

Eastern Hemisphere

33.

Based on the diagram, which season would the northern hemisphere be experiencing?

a)

Winter

b)

Spring

c)

Summer

d)

Fall

34.

Students in a science class in Marfa, Texas, made a poster with a diagram to represent seasonal change in the Northern hemisphere. Which statement best describes conditions for Earth at position 1 in the diagram?

a)

There are an equal number of hours of daylight and nighttime in the Northern hemisphere, and the north pole is tilted away from the Sun.

b)

The Northern hemisphere has the fewest hours of daylight, and the Earth's axis does not tilt at this position.

c)

There are an equal number of daylight and nighttime hours in this position because the Earth is not tilted in this position.

d)

The Northern hemisphere has the fewest hours of daylight, and the north pole is tilted away from the Sun.

35.

At which point is the northern hemisphere experiencing summer?

a)
1
b)
2
c)
3
d)
4
36.

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

a)

240 days

b)

100 days

c)

365 days

d)

400 days

37.

When do we experience the longest DAY of the year?

a)

Vernal Equinox

b)

Summer Solstice

c)

Winter Solstice

d)

Autumnal Equinox

38.

The sun's ________ keeps the planets in their orbits.

a)

friction

b)

gravity

c)

inertia

d)

magnetism

39.

The greater the mass, the ___ its gravitational pull is on the second object.

a)

greater

b)

less

40.

The greater the distance, the ___ its gravitational pull is on the second object.

a)

greater

b)

less

41.

The moon also exerts gravitational pull on the Earth.

a)

True

b)

False

42.

Describe gravity. Select all that apply.

a)

Gravity holds the solar system together.

b)

The strength of the gravitational pull between 2 objects depends on the it temperatures.

c)

Gravity is a force of attraction

d)

There is no gravity beyond the edge of our solar system.

e)

The strength of the gravitational pull between two objects depends on masses.

43.

What two factors affects gravitational force?

a)

nothing affects gravity

b)

size and shape

c)

size and distance

d)

shape and distance

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