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Earth Science Unit 1 Review

Total questions: 50

Worksheet time: 40mins

Name
Class
Date
1.

What step does every scientific experiment begin with?

a)

hypothesis

b)

question/problem

c)

procedures

d)

conclusion

2.
The summary at the end of an experiment that explains the results. 
a)
conclusion
b)
procedures
c)
materials
d)
responding variable
3.
A series of steps used by scientists to solve a problem or answer a question. 
a)
scientific method
b)
recipe
c)
data collection
d)
metric system
4.
What is a hypothesis?
a)
A hypothesis is the right answer to an experiment.
b)
A hypothesis is the wrong answer to an experiment.
c)
A hypothesis is an educated guess.
d)
I don't know.
5.
During this step of the scientific method, a scientist would gather background information. 
a)
Hypothesis
b)
Research
c)
Observation
d)
Experiment 
6.
The information you record in an experiment is called your ____________.
a)
data
b)
conclusions
c)
notebook
d)
inquiry
7.
After a scientific experiment is performed, data is recorded, and conclusions are drawn, what should be done next?
a)
Share your research with other scientists
b)
Keep your research a secret
c)
Destroy all evidence of your experiment
8.

List the Scientific Process steps in order.

a)

Observation, Question, Hypothesis, Experiment, Data, Conclusion

b)

Conclusion, Observation, Experiment, Data, Hypothesis

c)

Observation, Experiment, Hypothesis, Conclusion, Data, Question

d)

None of the above

9.
What is using your 5 senses (seeing, hearing, touching, smelling, and tasting when appropriate) along with the right tools to gather information called?
a)
hypothesizing
b)
communicating
c)
observing
d)
questioning
10.
Which of the following is an observation of the picture?
a)
The person is wearing a T-shirt
b)
It is a sunny day
c)
The person is going to a birthday party
d)
The gift is a DVD player
11.
What is an inference? 
a)
Just a guess.
b)
A statement based off of your observations. 
c)
The same as an observation. 
d)
Examples of something. 
12.

What is an observation?

a)

Something you measure or detect with your senses.

b)

The way you feel about something

c)

An educated guess

d)

A theory that has been disproved

13.

An inference is based on:

a)

both scientific observations and known facts

b)

known facts

c)

scientific observations

d)

a rumor you started in the bathroom

14.

Which question is a scientific question?

a)

Why is it foggy?

b)

Is it more likely to be foggy after a drizzling rain or a thunderstorm?

c)

What is fog?

d)

How can I draw a picture of fog with colored pencils?

15.

What is the proper hypothesis for the scientific question: "Will more students buy cafeteria food on days when the cafeteria serves pizza?"

a)

I think that more students will buy food on the days that the cafeteria sells pizza.

b)

If the cafeteria sells pizza, then the students will win.

c)

If the cafeteria sells pizza, then more students will buy cafeteria food than on days when pizza is not served.

d)

If the cafeteria sells pizza, they will sell more food than on days when they do not sell pizza.

16.

A(n) _____________ variable is purposely changed to test a hypothesis.

a)

independent

b)

Controlled

c)

Dependent

d)

A good scientist never changes anything...EVER

17.

This is a good scientific Question-- "Why do dogs like to play fetch?"

a)

True

b)

False

18.

This is a good scientific question "Does studying for 15 minutes every day increase test scores?"

a)

True

b)

False

19.

Does food coloring affect how big a bubble is when blown?

a)

testable/measurable question

b)

non-testable/measurable question

20.

What types of apples grow in Missouri?

a)

testable/measurable question

b)

non-testable/measurable question

21.

Does the temperature of a classroom affect student test grades?

a)

testable/measurable question

b)

non-testable/measurable question

22.

Why do people smoke?

a)

testable/measurable question

b)

non-testable/measurable question

23.

Does talking to a plant affect a plant’s growth height?

a)

testable/measurable question

b)

non-testable/ measurable question

24.

Where are whales found in the world?

a)

testable/measurable question

b)

non-testable/measurable question

25.

Which planet is the most interesting one to study?

a)

testable/measurable question

b)

non-testable/measurable question

26.

Do larger seeds grow taller flowers?

a)

testable/measurable question

b)

non-testable/measurable question

27.

Do flying saucers really exist?

a)

testable/measurable question

b)

non-testable/measurable question

28.

Does the color of a surface(when outside) affect its temperature?

a)

testable/measurable question

b)

non-testable/measurable question

29.

Does doing homework every night lead to higher test scores?

a)

testable/measurable question

b)

non-testable/measurable question

30.
The variable the is changed on purpose is..
a)
Constant
b)
Control
c)
Independent Variable
d)
Dependent Variable
31.

What is the DEPENDENT variable (effect) in this experiment?

"Does eating breakfast improve test score?"

a)

eating breakfast or not

b)

the grade you got on the test

c)

what time you get up in the morning

d)

how tasty the breakfast is

32.
What is the INDEPENDENT  variable (cause) is this experiment? 
"Which type of medium is best for plant growth?" 
a)
height of plant (cm)
b)
type of medium (soil vs. sand)
c)
amount of medium
d)
types of plant
33.
What is the DEPENDENT variable (effect) in this experiment?
"Do tall people jump further than short people?"
a)
height of the person
b)
weight of the person
c)
how fast the person runs
d)
how far the person jumps
34.
What is the INDEPENDENT variable (cause)in this experiment?
"Which type of metal, copper or aluminum, conducts heat faster?" 
a)
size of metal
b)
types of metal
c)
time it takes to heat up
d)
shape of the metal
35.
What is the INDEPENDENT variable (cause) in this experiment?
"Will fish school more if a predator is present?" 
a)
whether there is a predator or not
b)
number of fish school together
c)
type of predator
d)
type of fish
36.
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. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, the independent variable is ...
a)
The type of plant
b)
The amount of sunlight
c)
The type of music
d)
The type of liquid
37.
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. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, what is the dependent variable?
a)
Type of plant
b)
Water, apple juice, milk
c)
Plant growth
38.
Mr. S set up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. Identify the independent variable.
a)
Distance traveled by the ball
b)
Height of the ramp
c)
Mass of the ball
39.
Mr. S set up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. What is the dependent variable?
a)
Distance traveled by the ball
b)
Height of the ramp
c)
Mass of the ball
40.

Diego wants to know how drinking milk affects how tall Dora grows. Which is the independent variable?

a)

Drinking milk.

b)

Diego's growth.

c)

Dora's growth.

d)

Chocolate or plain milk.

41.
Which of the following is an observation about this picture?
a)
The boy has fallen off his bike.
b)
The boy is in a lot of pain.
c)
The boy has injuries to his knees
d)
The boy learned his lesson about wheelies
42.
Which of the following statements is an inference about the picture
a)
The vase is broken.
b)
The girls' bow is blue and purple.
c)
The girl broke the vase.
d)
The girl has blonde hair.
43.
Which of these statements is NOT an observation about this picture?
a)
There is a red candle on the window sill.
b)
The moon is full.
c)
It is Christmas time.
d)
There's snow on the tree.
44.
Which of the following is NOT an inference about the man in this picture:
a)
The man hates his purple shirt.
b)
The man has a purple shirt.
c)
The man is having a bad day.
d)
This man is upset because he's hungry
45.
Scenario: You are shopping at Safeway. You hear glass breaking, a person cursing, and the sharp smell of pickle juice coming from the next aisle. 
Which of these is/are observations?
a)
You hear glass breaking
b)
You hear a person cursing
c)
You smell pickle juice
d)
All of these are observations
46.
Observations like measurements are ____________ observations
a)
quantitiative
b)
qualitative
c)
operational
d)
scientific
47.
Observations like the color or texture of an object are ________________ observations.
a)
quantitative
b)
qualitative
c)
operational
d)
scientific
48.
I smelled fresh bread when I walked in the school hallway this morning.
a)
inference
b)
observation
c)
prediction
49.

Football practice may be cancelled today due to a possible thunderstorm.

a)

inference

b)

observation

c)

prediction

50.

Which two of these can be observations about a gorilla?

a)

The gorilla wants a bigger banana.

b)

The gorilla has 5 fingers on his right hand.

c)

The gorilla is hungry.

d)

The gorilla has dark brown hair.

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