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6th Grade Science Review

Total questions: 50

Worksheet time: 39mins

Name
Class
Date
1.

An educated guess that can be proven or disproven and must be testable.

a)

Hypothesis

b)

Independent Variable

c)

Dependent Variable

d)

Constant

2.

A claim made that uses your five senses.

Ex: I can see the balloon is blue

a)

Inference

b)

Constant

c)

Observation

d)

Prediction

3.

The thing being tested in an experiment; you are in control of this variable.

Example: If we tested how the amount of sunlight affects plant growth, the amount of sunlight would be the independent variable.

a)

Constant

b)

Control Group

c)

Dependent Variable

d)

Independent Variable

4.

What you are measuring in an experiment.

Example: If we tested how the amount of sunlight affects plant growth, the amount of growth of the plant would be the dependent variable.

a)

Independent Variable

b)

Dependent Variable

c)

Constant

d)

Control Group

5.

The “normal” group in your experiment; you can compare your results to this group.

Example: If we tested how the amount of sunlight affects plant growth, the plant that was given a normal amount of sunlight would be the control group.

a)

Independent Variable

b)

Dependent Variable

c)

Control Group

d)

Experimental Group

6.

The group you are testing in an experiment.

Example: If we tested how the amount of sunlight affects plant growth, the different amounts of sunlight that you give the plants will be the experimental group.

a)

Independent Variable

b)

Dependent Variable

c)

Control Group

d)

Experimental Group

7.

Everything but the one thing that you are testing in an experiment that has to stay the same.

Example: If we tested how the amount of sunlight affects plant growth, the amount of water, type of plant, type of soil, and time watered has to stay the same.

a)

Control Group

b)

Independent Variable

c)

Dependent Variable

d)

Constant

8.

What is the mass of the unknown object below? Round to the nearest tenth and use units.

(a)  

9.

What is the volume of the liquid in the graduated cylinder? Round to the nearest tenth and use units.

(a)  

10.

Use the water displacement method to find the volume of the object. Round to the nearest tenth.

(a)  

11.

Determine the length of the smiley face using the ruler. Round to the nearest tenth.

(a)  

12.

Density = ________/__________

a)

mass/density

b)

density/mass

c)

mass/volume

d)

volume/mass

13.

The _____ states that energy cannot be created or destroyed.

a)

Law of conservation of energy

b)

Kinetic energy

c)

law of universal gravitation

d)

Law of falling bodies

14.
Why is it important for people to understand scientific principles and to think scientifically? 
a)
It allows people to make informed decisions.
b)
It helps people estimate costs of products
c)
It helps people choose where to live
d)
It allows people to explain sports like an expert
15.
Why is it important that scientists modify scientific theories when important new information is discovered?
a)
to confuse other scientists
b)
to keep the theory interesting and fresh
c)
to keep the theory as accurate and effective as possible
d)
to make sure the general public does not understand the theory
16.
Solids have a definite _______________.
a)
smell
b)
shape
c)
picture
d)
sound
17.
Sand is a ___________________.
a)
liquid
b)
solid
c)
gas
18.
The ability to move, work or cause a change in matter is...
a)
mass
b)
volume
c)
energy
d)
density
19.
What is the difference between mass and weight?
a)
Mass is the total matter in an object, and weight is the downward pull of an object.
b)
Mass is the downward pull of gravity on an object, and weight is the total matter making up an object.
c)
Mass is Batnan, Weight is Spider-Cam
d)
I don't know 😭
20.

What units do we use to measure mass?

a)

meter

b)

Celsius

c)

kilogram/gram

d)

Newton

21.

Which of the following determines an object’s ability to float in water?

a)

volume

b)

mass

c)

weight

d)

density

22.

What is a solvent?

a)

The material being dissolved.

b)

The liquid used to dissolve.

23.

What is a solute?

a)

The liquid used to dissolve.

b)

The material being dissolved.

24.

Which of these provides the best explanation for why the pencil appears broken?

a)

The pencil absorbs the light rays that hit it.

b)

Water reflects light rays away from the pencil.

c)

Light rays are refracted by the water in the glass.

d)

The surface of the water reflects the light rays.

25.

Breaking up concrete is a physical change.

a)

true

b)

false

26.

Which of the following is not a pure substance?

a)

Calcium

b)

Water

c)

Sugar

d)

Gasoline

27.

Sodium Chloride (NaCl) is an example of a

a)

element

b)

compound

c)

heterogeneous mixture

d)

homogeneous mixture

28.

Is carbon considered a metal or a non-metal?

a)

Nonmetal

b)

Metal

29.

Choose the particle that has no charge.

a)

proton

b)

neutron

c)

electron

30.

The change from a gas to a liquid.

a)

Sublimation

b)

Deposition

c)

Condensation

d)

Evaporation

31.

What Unit do we Measure Force in?

a)

Newtons

b)

Joules

c)

Force

d)

Kilograms

32.

Calculate the speed of a car that travels 50km in half an hour.

a)

100 km/h

b)

50km/h

c)

25km/h

d)

200km/h

33.

If a fire erupts, immediately:

a)

tell the teacher

b)

get the fire extinguisher

c)

pour water on the fire

d)

open all the windows

34.

Goggles are worn in the laboratory:

a)

to avoid eyestrain

b)

because they look awesome

c)

to improve your vision

d)

whenever chemical, heat, or glasswear are used

35.

If you don't understand a lab procedure:

a)

figure it out on your own

b)

ask the teacher before starting

c)

try things until it works

d)

skip it and move on

36.

Work areas should be kept clean and tidy.

a)

True

b)

False

37.

Read all procedures before starting a lab.

a)

True

b)

False

38.
Which questions can be answered by this bar graph?
a)
Which sport did girls like to play?
b)
Where were the sports played?
c)
How many more students like basketball than softball?
d)
What are the other types of sports that students liked?
39.

When the line is slanted this way it means the graph is....

a)

increasing

b)

decreasing

c)

stays the same

40.

When the line is slanted this way it means the graph is...

a)

increasing

b)

decreasing

c)

stays the same

41.

When the line looks like this it means the graph is...

a)

increasing

b)

decreasing

c)

stays the same

42.
What is the main purpose of a line graph?
a)
to compare two things
b)
to show trends over time
c)
to have an independent variable
d)
so you don't have to read words
43.
What do each of the letters correctly represent?
a)
Funny, Monkeys, Arrive
b)
Force, Mass, Acceleration
c)
Free, Mass, Access
d)
Force, Magnesium, Arsenic
44.
Unit of mass
a)
m/s 2
b)
m/s
c)
newtons
d)
kg
45.
Is it BALANCED? 
a)
Yes
b)
No
46.
At which point is potential energy greatest?
a)
W
b)
X
c)
Y
d)
Z
47.
__________ is stored energy. 
a)
Potential
b)
Kinetic
c)
None of the above 
d)
All of the above 
48.
The faster an object moves, the ________ kinetic energy it has. 
a)
more
b)
less
c)
none of the above
d)
same
49.
What kind of energy is in a moving skateboard?
a)
Potential
b)
Kinetic
c)
Both potential and kinetic energy
d)
none of the above
50.
What kind of energy is in a rock at the edge of a cliff?
a)
Potential
b)
Kinetic
c)
Both potential and kinetic energy
d)
none of the above

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