3rd Grade - Physical Science Review

Volume

1

True or False: Mass and volume are the same thing.

False!

2

Volume is _____________________________.

How much space something takes up

3

What tool would you use to measure volume?

A) scale

B) balance

C) thermometer

D) graduated cylinder

D) graduated cylinder

4

Colton drops a unit cube into a graduated cylinder. The graduated cylinder is filled with 50ml of water before the cube is dropped in. After the cube is in the graduated cylinder, the water now shows 57ml. Why is this?

the cube takes up space, this is volume.

5

Which unit of measurement would be used when discussing liquid volume?

A) milliliters (mL)

B) pounds (lb)

C) feet (ft)

D) miles per hour (mph)

A) milliliters (mL)

Forces

1

When a south pole and a south pole are facing each other, they will _____________.

repel

2

When a north and south pole are facing each other, they will ____________.

attract

3

Magnets are attracted to ___________.

A) aluminum

B) some metals

C) all metals

D) graphite 

B) some metals

4

Gravity, friction, attraction, and repulsion are all types of forces. What type of force is most overcome when kicking a soccer ball into the air?

Gravity

5

Forces can accelerate. What does accelerate mean?

To change speeds or speed up

States of Matter

1

Name the 3 states of matter.

solid, liquid, and gas

2

If you heat up a pot of water, what state of mater is the water turning into?

turning into gas

3

Condensation happens by:

A) a liquid melting

B) a liquid freezing

C) a liquid cooling

D) a liquid heating

D) a liquid heating

4

What must happen for a solid to change into a liquid?

A) freeze

B) cool

C) melt

D) evaporation

C) melt

5

Water goes through all states of matter when it goes through the water cycle. What are the four phases of the water cycle?

evaporation, condensation, precipitation, collection

Forms of Energy

1

Name 3 forms of energy.

2

When standing next to a campfire, your marshmallow starts to melt. This is because the temperature is going up. Does this mean the temperature increasing or decreasing?

Increase means to go up

3

What kind of energy would happen if you rub your hand together?

Heat energy

4

What two forms of energy come from a light bulb?

light and heat energy

5

Light is a form of energy. What is it called when it looks as if something is bending in water?

A) reflection

B) translucent 

C) refraction

D) absorbed 

C) refraction

Think Like a Scientist

1

When doing an experiment, a scientist will draw conclusions at ______________

A) the beginning of an experiment

B) the middle of an experiment

C) the end of an experiment

C) the end of an experiment

2

A scientist looks into the night sky and sees light. What is creating this light?

stars

3

Avery is observing two thermometers. One is in the shade and the other is in the sunshine. What should he do to continue his investigation.

A) draw a picture

B) read a book

C) tell the teacher

D) conduct an experiment

D) conduct an experiment

4

What does hypothesis mean?

a question or educated prediction.

5

Why should a scientist perform an experiment multiple times?

A) to eliminate mistakes that could happen if an experiment is only done once.

B) to have fun

C) to change everything in the experiment all at once

A) to eliminate mistakes that could happen if an experiment is only done once.