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8th Grade Semester Final

Total questions: 93

Worksheet time: 3hrs 6mins

Name
Class
Date
1.
Why do scientists use the scientific method?
a)
To make sure they get credit for their discoveries.
b)
To make sure their results are valid and can be performed by other scientists.
c)
So that other scientist don't get mad at them
2.
True or False: Your hypothesis can never be wrong.
a)
True
b)
False
3.

If Orange Juice increases productivity, and I give group A OJ and none to group B, then group A will show more productivity.

What part of the scientific method is this an example of?

a)

Procedure

b)

Hypothesis

c)

Question

d)

Results

4.

What step does every scientific experiment begin with?

a)

hypothesis

b)

question/problem

c)

procedures

d)

observation

5.
The summary at the end of an experiment that explains the results. 
a)
conclusion
b)
procedures
c)
materials
d)
hypothesis
6.
Observations made during an experiment are considered:
a)
data
b)
problems
c)
conclusions
d)
questions
7.
What is a hypothesis?
a)
an educated guess stating what you believe will be the result of your experiement
b)
a random guess
c)
a statement of the outcome of your experiment
d)
step by step directions for your experiment
8.

What is the procedure in the experiment?

a)

the conclusion to your experiment

b)

the materials needed to complete experiment

c)

step by step directions of how to complete your experiment

d)

an educated, best guess

9.
What are the materials in your scientific method? 
a)
your favorite markers and lucky eraser
b)
everything you will need to complete your experiment
c)
a hypothesis
d)
step by step directions to complete an experiment
10.
The independent variable is the ONE thing you _____.
a)
change on purpose
b)
control or keep constant
c)
measure
11.
Anything that can change in an experiment.  There are three types of these in an experiment.
a)
variables
b)
constant
c)
independent
d)
dependent
12.
The variable that is being measured or observed is called the _______________. Hint: this is the variable that is the result or effect 
a)
independent variable
b)
dependent variable
c)
control variable
13.
An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid: water, apple juice, or milk. What variables should be kept constant/controlled? 
a)
type of plant, flower pot,  soil, and amount of sunlight
b)
water, apple juice, milk
c)
only the amount of sunlight
d)
type of plant only
14.
Why do we want to test one variable at a time?
a)
Because it is hard to setup a data table with more
b)
To know what is causing the changes. This helps us understand cause and effect.
c)
It is what has always been done
15.

What is a constant in an experiment?

a)

Things that do not change in an experiment. It's the variable that stays the same. You can have many variables stay the same.

b)

It's the variables that the scientist changes in the experiment

c)

It's the variables that are being measured in an experiment

16.
The summary at the end of an experiment that explains the results is called the ___________________
a)
conclusion
b)
procedures
c)
materials
d)
responding variable
17.
What is being changed in this experiment?
a)
ramp height
b)
the speed that the ball rolls
c)
type of ball
18.
What is being measured or the result/effect of this experiment?
a)
ramp height
b)
the speed that the ball rolls
c)
type of ball
19.
What is being kept constant?
a)
ramp height
b)
speed of the ball rolling
c)
type of ball
20.
What is being changed in this experiment?
a)
temperature of the stove
b)
how fast the water boils
c)
amount of water
21.
What is being measured or the result/effect of this experiment?
a)
how fast the water boils
b)
amount of water
c)
temperature of stove
22.
What is being kept constant?
a)
how fast the water boils
b)
amount of water
c)
temperature of stove
23.

What is the first step in the Scientific Method?

a)

Ask a testable question

b)

Conclusion

c)

Plan Experiment

d)

Form a hypothesis

e)

Make an observation

24.

What is the second step in the Scientific Method?

a)

Ask a testable question

b)

Conclusion

c)

Plan Experiment

d)

Form a hypothesis

e)

Communicate Information

25.

What is the fourth step in the Scientific Method?

a)

Ask a testable question

b)

Conclusion

c)

Plan Experiment

d)

Form a hypothesis

e)

Communicate Information

26.

What is the seventh step in the Scientific Method?

a)

Ask a testable question

b)

Analyze Date

c)

Form a hypothesis

d)

Complete Experiment

e)

Communicate Information

27.

What is the sixth step in the Scientific Method?

a)

Ask a testable question

b)

Conclusion

c)

Form a hypothesis

d)

Complete Experiment

e)

Communicate Information

28.

The X axis is horizontal and used for _____________--

a)

values (numbers)

b)

categories

29.

The Y axis is vertical and used for _____________--

a)

values (numbers)

b)

categories

30.

What are the criteria for a good question?

a)

Testable

b)

Easy to do

c)

Measurable

d)

No opinion

31.

What do you need in order to be able to write a hypothesis?

a)

Research

b)

Make a list of materials needed

c)

Schema

d)

Complete the experiment

32.

a)

Question

b)

Experiment

c)

Procedure

d)

Conclusion

33.

What type of tide occurs on a 1st Quarter or a 3rd

Quarter Moon?

a)

Neap Tide

b)

Spring Tide

34.

What term represents the “growing” or

increasing amount of light seen on the surface of

the moon?

a)

Waxing

b)

Waning

35.

How long does it take the Lunar Cycle to complete

all phases of the moon once?

a)

365 days

b)

50 days

c)

29.5 days

d)

7 days

36.

What type of tide occurs on a Full Moon or a New

Moon?

a)

Spring Tides

b)

Neap Tides

37.

What phase reflects no light from the sun and occurs directly after a waning crescent?

a)

First Quarter

b)

Waxing Gibbous

c)

Full Moon

d)

New Moon

38.

When are the ocean water at its lowest point of the coastline?

a)

High Tides

b)

Low Tides

39.

How long does it take for one phase to occur

a)

1 month

b)

2 weeks

c)

1 week

d)

3.5 days

40.

What moon phase marks the half way point of the lunar cycle?

a)

New Moon

b)

Waning Crescent

c)

Full Moon

d)

Waxing Gibbous

41.

What means when one celestial body blocks light from another?

a)

Lunar Eclipse

b)

Eclipse

c)

Total Eclipse

d)

Solar Eclipse

42.

What means when Earth or the Moon fully blocks light from the Sun.

a)

Lunar Eclipse

b)

Eclipse

c)

Total Eclipse

d)

Solar Eclipse

43.

What means when the Moon moves into Earth’s shadow.

a)

Lunar Eclipse

b)

Eclipse

c)

Total Eclipse

d)

Solar Eclipse

44.

What means when the view of the Sun from Earth is blocked by the Moon.

a)

Lunar Eclipse

b)

Eclipse

c)

Total Eclipse

d)

Solar Eclipse

45.

What means when Earth or the Moon partially blocks light from the Sun?

a)

Partial Eclipse

b)

Atmosphere

c)

Corona

d)

Earth's Axis

46.

What means An imaginary line passing through the center of Earth, around which the planet rotates?

a)

Partial Eclipse

b)

Atmosphere

c)

Corona

d)

Earth's Axis

47.

What means the outermost part of the Sun’s atmosphere that can be seen during a total solar eclipse?

a)

Partial Eclipse

b)

Atmosphere

c)

Corona

d)

Earth's Axis

48.

What means the envelope of gases surrounding Earth or another planet?

a)

Partial Eclipse

b)

Atmosphere

c)

Corona

d)

Earth's Axis

49.

What means the path Earth takes as it moves around the Sun?

a)

Corona

b)

Axis

c)

Eclipse

d)

Orbit

50.

  1. How many moon phases are there?

a)

6

b)

7

c)

8

d)

9

51.

What causes day and night to occur on Earth?

a)

Earth's axis

b)

Moon's gravitational pull

c)

Sun's placement

d)

Earth's rotation

52.

  1.  How many times does both high and low tide occur per day?

a)

One time a day

b)

Two times a day

c)

Three times a day

d)

Four time a day

53.

What letter is where 1st Quarter belongs?

a)

A

b)

B

c)

C

d)

D

e)

E

54.

What letter is where Waxing Crescent belongs?

a)

A

b)

B

c)

C

d)

D

e)

E

55.

What letter is where Waxing Gibbous belongs?

a)

A

b)

B

c)

C

d)

D

e)

E

56.

What letter is where 3rd Quarter belongs?

a)

C

b)

D

c)

E

d)

F

e)

G

57.

What letter is where Full Moon belongs?

a)

C

b)

D

c)

E

d)

F

e)

G

58.

What letter is where Waning Crescent belongs?

a)

D

b)

E

c)

F

d)

G

e)

H

59.

What is the planet closest to the sun?

a)

Venus

b)

Earth

c)

Mercury

d)

Mars

60.

What is the planet 2nd closest to the sun?

a)

Venus

b)

Earth

c)

Mercury

d)

Mars

61.

What is the planet 3rd closest to the sun?

a)

Venus

b)

Earth

c)

Mercury

d)

Mars

62.

What is the planet 4th closest to the sun?

a)

Venus

b)

Earth

c)

Mercury

d)

Mars

63.

What is the planet 5th closest to the sun?

a)

Neptune

b)

Jupiter

c)

Mars

d)

Uranus

e)

Saturn

64.

What is the planet 6th closest to the sun?

a)

Neptune

b)

Jupiter

c)

Mars

d)

Uranus

e)

Saturn

65.

What is the planet 7th closest to the sun?

a)

Neptune

b)

Jupiter

c)

Mars

d)

Uranus

e)

Saturn

66.

What is the planet 8th closest to the sun?

a)

Neptune

b)

Jupiter

c)

Mars

d)

Uranus

e)

Saturn

67.

What word means all of space and time and their contents, including planets, stars, galaxies, and all other forms of matter and energy?

a)

Gravity

b)

Universe

c)

Solar System

d)

Orbit

68.

What word means a regular, repeating path that one object in space takes around another one?

a)

Gravity

b)

Galaxy

c)

Solar System

d)

Orbit

69.

What word means a huge collection of gas, dust, and billions of stars and their solar systems held together by gravity?

a)

Gravity

b)

Galaxy

c)

Solar System

d)

Orbit

70.

What word means a large region in the solar system past Neptune where Pluto and other dwarf planets orbit the Sun along with rocks, dust, and ice?

a)

Planet

b)

Habitable Zone

c)

Asteriod Belt

d)

Kuiper Belt

71.

What word means a region in the solar system roughly located between the orbits of the planets Jupiter and Mars that contains millions of irregularly shaped pieces of rock as well as ice and dust?

a)

Planet

b)

Habitable Zone

c)

Asteriod Belt

d)

Kuiper Belt

72.

What word means an astronomical body that orbits a star, is big enough to have enough gravity to force a spherical shape, and is big enough that its gravity has cleared away any objects of similar size near its orbit?

a)

Planet

b)

Habitable Zone

c)

Asteriod Belt

d)

Kuiper Belt

73.

What word means the orbital region around a star in which an Earth-like planet can possess liquid water on its surface and possibly support life?

a)

Planet

b)

Habitable Zone

c)

Asteriod Belt

d)

Kuiper Belt

74.

What is the A.U of Earth?

a)

.72

b)

19.8

c)

1

d)

1.52

75.

What is the A.U of Mars?

a)

.72

b)

19.8

c)

1

d)

1.52

76.

What is the A.U of Venus?

a)

.72

b)

19.8

c)

1

d)

1.52

77.

What is the A.U of Uranus?

a)

.72

b)

19.8

c)

1

d)

1.52

78.

What is the A.U of Jupiter?

a)

9.5

b)

5.2

c)

.4

d)

30

79.

What is the A.U of Saturn?

a)

9.5

b)

5.2

c)

.4

d)

30

80.

What is the A.U of Mercury?

a)

9.5

b)

5.2

c)

.4

d)

30

81.

What is the A.U of Neptune?

a)

9.5

b)

5.2

c)

.4

d)

30

82.

What is the nickname of Uranus?

a)

Water Planet

b)

Sideways Planet

c)

Largest Planet

d)

Hottest Planet

83.

What is the nickname of Venus?

a)

Water Planet

b)

Sideways Planet

c)

Largest Planet

d)

Hottest Planet

84.

What is the nickname of Earth?

a)

Water Planet

b)

Sideways Planet

c)

Largest Planet

d)

Hottest Planet

85.

What is the nickname of Jupiter?

a)

Smallest Planet

b)

Windy Planet

c)

Largest Planet

d)

Ringed Planet

e)

Red Planet

86.

What is the nickname of Saturn?

a)

Smallest Planet

b)

Windy Planet

c)

Largest Planet

d)

Ringed Planet

e)

Red Planet

87.

What is the nickname of Mars?

a)

Smallest Planet

b)

Windy Planet

c)

Largest Planet

d)

Ringed Planet

e)

Red Planet

88.

What is the nickname of Neptune?

a)

Smallest Planet

b)

Windy Planet

c)

Largest Planet

d)

Ringed Planet

e)

Red Planet

89.

What is the nickname of Mercury?

a)

Smallest Planet

b)

Windy Planet

c)

Largest Planet

d)

Ringed Planet

e)

Red Planet

90.

What means the solar system develop out of an interstellar cloud of gas and dust left over from a supernova?

a)

Oort Cloud

b)

Nebular Theory

c)

Scale Model

d)

Accretion

91.

What means the outermost region of the solar system and is spherical shells of icy objects?

a)

Oort Cloud

b)

Nebular Theory

c)

Scale Model

d)

Accretion

92.

What means a replica which has been reduced or enlarged from its original size?

a)

Oort Cloud

b)

Nebular Theory

c)

Scale Model

d)

Accretion

93.

What means a tiny bits of matter clump together under the force of gravity?

a)

Oort Cloud

b)

Nebular Theory

c)

Scale Model

d)

Accretion

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