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MHS Scientific Method, Metric System Test 2020

Total questions: 36

Worksheet time: 36mins

Name
Class
Date
1.
The basic unit of length in the metric system is 
a)
foot
b)
inch
c)
meter
d)
mile
2.
What number is the metric system of measurement based on?
a)
1
b)
10
c)
100
d)
1000
3.
The amount of space an object takes up is called
a)
volume
b)
mass
c)
weight
d)
length
4.

How many meters are there in a kilometer?

a)

10

b)

1

c)

1000

d)

100

5.
During an experiment, which factors must be controlled so that researchers can draw a logical conclusion from the experiment?
a)
variables
b)
inquiries
c)
theories
d)
operational definitions
6.
The standard to which you compare the results of an experiment is called
a)
constant
b)
control group
c)
independent variable
d)
dependent variable
7.
During an experiment, if you purposely change the temperature to test a hypothesis, the temp is called the
a)
independent variable
b)
operational variable
c)
dependent variable
d)
responding variable
8.
Observations that deal with a number or amount are called
a)
manipulated observations
b)
operational observations
c)
qualitative observations
d)
quantitative observations
9.
A testable explanation to a problem that has not yet been tested. 
a)
data
b)
theory
c)
hypothesis
d)
fact
10.
This variable in an experiment is the one being changed by the scientist. 
a)
dependent variable
b)
independent variable
c)
data
d)
control group
11.
The summary at the end of an experiment that explains the results. 
a)
conclusion
b)
procedures
c)
materials
d)
responding variable
12.
The name of the information that you get from your experiment (you organize it into charts and graphs).
a)
observations
conclusion
b)
data
c)
variables
d)
hypothesis
13.
In a controlled experiment, how many independent variables can be worked with at a time? 
a)
one
b)
none
c)
two or more
d)
how ever many makes sense.
14.
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 a testable educated guess.
15.
What step does every scientific experiment begin with?
a)
hypothesis
b)
observation
c)
procedures
d)
conclusion
16.
Dependent variable means
a)
the scientist controls what to test
b)
educated guess
c)
ask a question
d)
what is being measured
17.
1000 grams = _____ kilograms
a)
0.0001
b)
1,000,000
c)
10
d)
1
18.
Which lists metric units, in order, from smallest to largest?
a)
milligram, centigram, gram
b)
kilogram, gram, centigram
c)
decagram, hectogram, milligram
d)
kilogram, hectogram, decagram
19.

There are ___ meters in 25 kilometers (km)

a)

250 m

b)

2500 m

c)

25000 m

d)

.025 m

20.
The base unit for length is the
a)
second
b)
gram
c)
meter
d)
liter
21.
 The Metric system is based on units of__.
a)
1's
b)
5's
c)
10's
d)
15's
22.
The best unit of measure for distance from this classroom to the cafeteria would be....
a)
centimeters
b)
millimeters
c)
meters
d)
Kilometers
23.
What would be the best unit of measurement to measure the length of a toothbrush?
a)
millimeters
b)
meters
c)
centimeters
d)
kilometers
24.

The SI unit for volume is the __________.

a)

meter

b)

kilogram

c)

liter

d)

second

e)

Newton

25.

To change kilometers to meters, move the decimal place...

a)

3 to the right.

b)

3 to the left.

c)

2 to the right.

d)

1 to the left.

26.

To change milligrams to grams, move the decimal place...

a)

3 to the right.

b)

3 to the left.

c)

2 to the right.

d)

1 to the left.

27.

Convert 323 m to km.

a)

0.323 km

b)

3.23 km

c)

323,000 km

d)

3,230 km

28.

The basic metric unit for temperature is .......

a)

gram (g)

b)

Fahrenheit (F)

c)

liter (L)

d)

Celcius (°C)

29.
The prefix kilo represents the value ....
a)
10
b)
100
c)
1,000
d)
0.001
30.
The prefix milli represents the value ....
a)
10
b)
100
c)
1,000
d)
0.001
31.
The prefix centi represents the value ....
a)
10
b)
0.1
c)
0.01
d)
100
32.

Which statement is true?

a)

25 mL is larger than .25 L

b)

1,300 g is equal to 1.3 kg

c)

1 cm is ¹/₁₀ of a m

33.

Select all the reasons why the Metric system is preferred over the English system. (Check all that apply)

a)

It is easier to use.

b)

It is used by many.

c)

It is easier for scientists to share data.

d)

It is the law for scientists.

e)

Metric is more fun.

34.
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
d)
Color of the plant's leaves
35.
Which variable do you measure?
a)
Independent
b)
Dependent
36.
Which variable do you change in an experiment?
a)
Dependent
b)
Independent

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