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U1L1-L5 Intro, Matter, Mass, Volume, Density

Total questions: 47

Worksheet time: 1hrs 2mins

Name
Class
Date
1.

This image shows a

a)

chemical reaction

b)

physical change

c)

musical change

d)

all of these answers are correct

2.

This change is

a)

a chemical reaction

b)

a physical change

c)

a snowman's nightmare

d)

irreversible

3.

A copper penny turning greenish after a few years outside is an example of a

a)

Chemical Change

b)

Physical Change

c)

Small Change

d)

Centsless Change

4.

A candle wick burning is an example of a _________________________

a)

physical reaction

b)

condensation

c)

emotional reaction

d)

chemical reaction

5.

When candle wax melts, it is a ___________________ change.

a)

chemical

b)

physical

c)

transparent

d)

undefined

6.

A teacher is demonstrating physical and chemical changes to her class. Which action should she use to demonstrate a chemical change?

a)

cutting a piece of paper

b)

folding a piece of paper

c)

tearing a piece of paper

d)

burning a piece of paper

7.

When food and the air react there is a

a)

physical change

b)

chemical change

c)

gross change

8.

One component of an alka-seltzer table is sodium bicarbonate, NaHCO3. When placed in water this happens. What type of change is this?

a)

Chemical change

b)

Physical change

c)

Plop change

d)

Fizz change

9.

Is this a chemical or a physical change?

a)

Chemical change

b)

Physical change

10.

Is liquid water freezing a physical or chemical change?

a)

physical

b)

chemical

c)

it is fake news

11.

Identify the equipment shown here:

a)

Cup

b)

Flask

c)

Beaker

d)

My friend posted in TikTok that I should choose this one, but it doesn't seem right.

12.

Identify the equipment shown here:

a)

Flux capacitors

b)

Buckets

c)

The rainbow experiment

d)

Graduated cylinders

13.

Name these items

a)

Pipettes

b)

Stirring rods

c)

Test tube

d)

Things

14.

Name this lab apparatus:

a)

Wash bottle

b)

Erlenmeyer Flask

c)

Shades

d)

safety glasses or safety goggles

15.

What is measured with a graduated cylinder?

a)

Passage of time

b)

Distance from one thing to another

c)

Weight of an object

d)

Volume of liquid

16.

When you conduct experiments in the lab, long hair should be:

a)

cut off

b)

held back with both hands

c)

combed nicely

d)

Held back with a hair tie, scrunchy, hair clip, etc.

17.
When you are in the lab, you should wear:
a)
bulky sweatshirts
b)
dangling jewelry
c)
open toe shoes
d)
closed toe shoes
18.

When is it OK to eat or drink at the lab benches?

a)

Always

b)

Never

c)

It is OK if we are not doing a lab that day

d)

It is OK if it is only a water bottle

19.
What should you do if you break glass in the lab?
a)
Tell the teacher.
b)
Sweep up the glass.
c)
Pick up the glass with your hands.
d)
Ignore it; the teacher will clean it up when she sees it later.
20.
If you break glassware in the lab, you should...
a)
Tell the teacher
b)
Clean it up quickly before the teacher notices
c)
Scream at the top of your lungs
21.

Before leaving the lab bench area, you should always wash your hands.

a)

True

b)

False

c)

It depends on if they look dirty or not

22.
Long hair in the lab must be...
a)
Cut shorter
b)
Held away from the experiment with your free hand
c)
Neatly groomed
d)
Tied back to be kept out of the way
23.
After completing an experiment, all chemical wastes should be...
a)
Left at your lab station for the next class
b)
Disposed of according to the teacher's instructions
c)
Dumped down the sink
d)
Taken home
24.
When heating a substance in a test tube, the test tube should be pointed
a)
Towards you
b)
Away from you and others
c)
Away from others
d)
Towards others and away from you
25.

What two types of measurements are needed to calculate DENSITY?

a)

Mass and Volume

b)

Temperature and Mass

c)

Grams and Centimeters

d)

Volume and Weight

26.

Jack has a rock. The rock has a mass of 14g and a volume of 2cm3. What is the density of the rock?

a)

7 mL

b)

7 g/cm3

c)

28 g/cm3

d)

1/7 g/cm3

27.

If an object has a density of .6 g/mL and you put it into water, will it sink or float?

a)

sink

b)

float

28.

If an object has a density of 3.6 g/mL and you put it into water, will it sink or float?

a)

sink

b)

float

29.

Frank has an eraser. It has a mass of 4g, and a volume of 2cm3. What is its density?

a)

8 g/cm3

b)

2 g/cm3

c)

1/2 g/cm3

d)

24 g/cm3

30.
What units are used to measure mass?
a)
g
b)
cm3
c)
g/cm3
d)
cm3/g
31.
What is the formula for density?
a)
density = mass x volume
b)
density = mass / volume
c)
density = mass + volume
d)
density = mass - volume
32.
Helium balloons rise on earth because
a)
helium is less dense than air
b)
helium is more dense than air
c)
helium is cooler than air
d)
helium is warmer than air
33.

Calculate the density of the cube.

a)

2 g/cm3

b)

4 g/cm3

c)

6 g/cm3

d)

8 g/cm3

34.
What is the volume of Object X?
a)
10.0 cm3
b)
15.0 cm3
c)
20.0 cm3
d)
25.0 cm3
35.

Why does ice float?

a)

Liquid water is less dense than solid water.

b)

Ice (Solid water) is less dense than liquid water.

c)

Gaseous water is less dense than solid water.

d)

Liquid water is less dense than gaseous water.

36.

Which units of measurement are used for volume?

a)

grams

b)

centimeters

c)

grams/milliliter

d)

milliliter

37.

The tool used to measure the mass of a substance or object is a ______________.

a)

balance or scale

b)

graduated cylinder

c)

ruler

d)

thermometer

38.

I have two objects with the same volume but different masses. Which object will be more dense?

a)

The object with less weight.

b)

The object with more weight.

c)

The object with more mass.

d)

The object with less mass.

39.

Will an object with a density of 0.999 sink or float in water?

a)

sink

b)

float

40.

What is the volume of 150 grams of lead if it has a density of 11.3 g/cm3?

a)

13.3 g

b)

13.3 cm3

c)

.075 g

d)

1695 cm3

41.

An empty beaker has a mass of 60 grams. When mercury is added to the beaker, it has a mass of 200 grams. What is the mass of the mercury?

a)

140 grams

b)

200 grams

c)

140 mL

d)

260 g

42.
Density is...
a)
the amount of mass in an object
b)
the amount of space an object takes up
c)
the amount of mass in a given space
d)
the weight of an object
43.

What is the density of an object if it has a mass of 6g and a volume of 3cm3? (Hint: Density = mass/volume)

a)

6 g/cm3

b)

3 g/cm3

c)

2 g/cm3

d)

1/3 g/cm3

44.

Does 1 cup or 6 cups of water have a higher density?

a)

1 cup

b)

6 cups

c)

They have the same density

45.

You calculated the density of an unknown substance to be 7.8g/cm3. According to the chart, which of the substances doe you most likely have?

a)

Zinc

b)

Copper

c)

Tin

d)

Iron

46.

What is the density of an object with a mass of 3 g and a volume of 1.5 cm3? (Hint: Density = mass / volume)

a)

1/3 g/cm3

b)

3 g/cm

c)

2 g/cm3

47.

You calculated the density of an unknown substance to be 5.7g/cm3. According to the chart, which of the substances do you most likely have?

a)

Personality

b)

Iron

c)

Tin

d)

Zinc

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