Free Printable PS: Unit 1 Review

1.

What piece of lab equipment is used to measure the volume of liquids of small amounts?

a)

beaker

b)

test tube

c)

graduated cylinder

d)

volumetric flask

2.

While doing a class lab, John and his partner Bob are not sure what to do after reading the directions. Their group members want to just get started on the lab. What is the most appropriate step for John and Bob to take next?

a)

Ask another group what they are doing and copy them.

b)

Go ahead and start the lab.

c)

Just sit there and not do anything or talk about something else.

d)

Ask the teacher for further clarification.

3.

Which piece of lab equipment is used to measure large volumes of liquid?

a)

test tube

b)

graduated cylinder

c)

beaker

d)

erlenmeyer flask

4.

Which piece of lab equipment is shown below?

a)

erlenmeyer flask

b)

volumetric flask

c)

pipette

d)

graduated cylinder

5.

What is the name of the piece of equipment below?

a)

test tube

b)

test tube holder

c)

pipette

d)

beaker

6.

In the following experiment, determine the INDEPENDENT variable. The students investigate how temperature affects the speed of a chemical reaction by observing the reaction between sodium bicarbonate (baking soda) and acetic acid (vinegar).

a)

Temperature

b)

Reaction speed

7.

In the following experiment, determine the DEPENDENT variable. The students investigate how temperature affects the speed of a chemical reaction by observing the reaction between sodium bicarbonate (baking soda) and acetic acid (vinegar).

a)

Temperature

b)

Reaction speed

8.

Answer question based on the image below “Heights of 30 people”. How many people have heights between 159.5 and 169.5 cm?

a)

6

b)

7

c)

8

d)

5

9.

What type of graph is shown below?

a)

Histogram

b)

Line Graph

c)

Scatterplot

d)

Pie Chart

10.

What percentage of people have heights between 179.5 - 189.5 cm according to the "Heights of 30 people" chart?

a)

1

b)

3

c)

2

d)

4

11.

What is the volume of this block of wood? (units are: cm³)

a)

1000 cm³

b)

200 cm³

c)

35 cm³

d)

500 cm³

12.

Density is calculated using the formula density = mass / volume. What is the density of this block of wood if it has a mass of 18g? (units are: g/cm³)

a)

0.018 g/cm³

b)

0.18 g/cm³

c)

1.8 g/cm³

d)

0.0018 g/cm³

13.

What is the precise volume of the blue liquid below?

a)

25 mL

b)

26 mL

c)

25.6 mL

d)

28.5 mL

14.

Using the graph below, what was the change in temperature from Day 1 to Day 6 in NYC?

a)

24 degrees F

b)

24 degrees C

c)

14 degrees F

d)

14 degrees C

15.

What are these?

a)

flasks

b)

test tubes

c)

beakers

d)

graduated cylinders

16.

a)

erlenmeyer flask

b)

test tube

c)

graduated cylinder

d)

beaker

17.

Identify the piece of lab equipment seen in the image.

a)

Erlenmeyer Flask

b)

Graduated Cylinder

c)

Beaker

d)

Test Tube

18.

Identify the primary function of the lab equipment seen in the image.

a)

Transfer small amounts of liquid

b)

Transfer large amounts of liquid

c)

Measure liquid volume

d)

Mixing liquid chemicals

19.

What is this science tool?

a)

jar

b)

beaker

c)

thermometer

d)

ruler

20.

a)

evaporating dish

b)

watch glass

c)

mortar and pestle

d)

funnel

21.

Name the equipment

a)

beaker

b)

long tube

c)

graduated cylinder

d)

thermometer

22.

Name the equipment

a)

test tube

b)

test tube container

c)

test tube stand

d)

test tube rack

23.

Name this tool.

a)

Microscope

b)

Graduated Cylinder

c)

Safety Goggles

d)

Safety Apron

24.

Used to hold the test tubes and keep from spilling

a)

test tube

b)

test tube rack

c)

pipette

d)

mortar

25.

Mr. S. sets 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

d)

weight of the ball

26.

A student is planning an experiment to find out how the height from which he drops a ball affects how high the ball bounces. The dependent variable is the _____.

a)

Diameter of the ball

b)

Force acting on the ball

c)

Height that the ball bounces

d)

Height from which the ball is dropped

27.

When experimenting with the growth of a plant, a scientist uses three (of the same type of) plants, two different fertilizers, equal light, and equal water. What type of variable is the fertilizer?

a)

Dependent

b)

Independent

c)

Control

d)

Compound

28.

A test is set up to test which brand of soda creates the biggest foam explosion when adding a Mentos candy. Three different sodas were tested. They measured the height of the foam eruption. What is a controlled variable (constant) for this experiment?

a)

Brand of soda

b)

Number of mentos candies used

c)

Height of foam eruption

d)

All are controlled variables (constants)

29.

Mrs. LaRue wants to know which brand of paper towels is the strongest. In this experiment, what is the DEPENDENT variable?

a)

Strength

b)

Brand of paper towel

c)

Environment

d)

Weight

30.

Research Question: Does using a higher quality of gasoline in a car effect how fast the car can drive. What is the experimental group in this experiment?

a)

cars with regular unleaded gasoline

b)

cars with higher quality gasoline

c)

electric cars

d)

gasoline-powered cars

31.

The part of the experiment that remains the same for the control and experimental group.

a)

constants

b)

control

c)

independent

d)

dependent

32.

What is a hypothesis?

a)

an educated guess stating what you believe will be the result of your experiement

b)

a random guess

c)

a statement of the outcome of your experiment

d)

step by step directions for your experiment

33.

The variable that is being measured or observed is called the _______________. Hint: this is the variable that is the result or effect

a)

independent variable

b)

dependent variable

c)

control variable

34.

After Mrs. Long’s class decides that the soil made of organic material makes plants grow the tallest, they need to determine the proper pH level for growing their plants. They take four samples of the soil made from organic material and change the pH level of each soil sample by adding chemicals. They observe the height of the plants in each soil sample. What is the independent variable in this scenario?

a)

same organic soil

b)

plant height

c)

same type of plant

d)

pH level of soil

e)

same amount of sunlight

35.

After Mrs. Long’s class decides that the soil made of organic material makes plants grow the tallest, they need to determine the proper pH level for growing their plants. They take four samples of the soil made from organic material and change the pH level of each soil sample by adding chemicals. They observe the height of the plants in each soil sample. What is the dependent variable in this scenario?

a)

same organic soil

b)

plant height

c)

same type of plant

d)

pH level of soil

e)

same amount of sunlight

36.

After Mrs. Long’s class decides that the soil made of organic material makes plants grow the tallest, they need to determine the proper pH level for growing their plants. They take four samples of the soil made from organic material and change the pH level of each soil sample by adding chemicals. They observe the height of the plants in each soil sample. Which is a controlled variable in this scenario?

a)

same organic soil

b)

plant height

c)

same type of plant

d)

pH level of soil

e)

same amount of sunlight

37.

If you are not sure what to do during a lab activity:

a)

Guess

b)

Change lab partners

c)

Ask the teacher

d)

Just sit quietly and do nothing

38.

2. Keeping your work area neat and clean is important because:

a)

My teacher is a neat-freak

b)

I won't lose my supplies in the clutter

c)

It keeps the room from looking messy

d)

It helps prevent accidents

39.

3. I can perform my own experiments with lab materials ___.

a)

when I am sure it is safe to do so and I have received permission.

b)

whenever I want.

c)

When all of my group is ready.

d)

Never

40.

Disrupting other students in the laboratory with horseplay and joking in the lab is:

a)

Helpful

b)

Allowed

c)

Dangerous

d)

The quickest way to do a job.

41.

What is the CORRECT procedure for students to follow if a chemical is spilled?

a)

Stand back and advise the teacher of th spill.

b)

Run madly out the room.

c)

Splash large amounts of water onto the spill.

d)

Immediately ask to go to the restroom.

42.

Why are safety goggles necessary in some lab situations?

a)

Improves vision.

b)

Prevents eye strain.

c)

Eye protection from heat, chemicals, or glassware.

d)

Fashion Statement.

43.

Helping to clean up the lab or classroom is the job of...

a)

Old Students

b)

Transfer Students

c)

Each and every student.

d)

Only the teacher.

44.

8. When you walk into the room and see lab materials, what is the first thing you do?

a)

Run around the room

b)

Start the experiment

c)

Put on safety goggles.

d)

Wait patiently for instructions and leave materials alone

45.

9. Which of the following IS considered safety equipment located in the lab classrooms?

a)

Eyewash Station

b)

Emergency Shower

c)

Fire Extinguisher

d)

All of the above

46.

10. You should report accidents to the teacher __.

a)

After class

b)

Immediately

c)

The next day

d)

Never

47.

Labs are individual activities and you should ignore your group members or be the only one working.

a)

True

b)

False

48.

When should you look over the experiment instructions?

a)

After starting the lab

b)

Never

c)

It doesn't really matter! instructions are silly!

d)

Before starting the lab.

49.

You are injured in the lab. What is the first thing you do?

a)

Tell the teacher

b)

Run to the nurse

c)

Call 911

d)

Fix it yourself

50.

Bob and Lizzy are working in the lab. They are goofing off and break a glass test tube. Which rule did the break?

a)

Know the location of safety equipment

b)

Do not eat or drink in the lab.

c)

Read Instructions

d)

No horseplay in the lab.

51.

15. Before leaving the lab you should always wash your hands.

a)

True

b)

False

52.

How do you walk in the classroom?

a)

Scream to your friends

b)

Walk around and do nothing

c)

Greet Mrs. Brown at the door and start on your bellringer

d)

You don't come to class at all

53.

Where do you find work if you are absent?

a)

Absent Bin & Daily Slides

b)

On your table

c)

You don't miss work when you're absent!

d)

Turn in trays

54.

Which of the following is NOT a rule in Mrs. Brown's class?

a)

Bring prepared & bring all materials to class.

b)

Respect the teacher, your peers, and yourself

c)

Clean up after yourself and your peers

d)

Yell across the room to talk to your friends.

55.

Part of lab safety includes reading the lab procedure...

a)

before doing the lab

b)

while doing the lab

c)

after doing the lab

d)

only if you think you really need it

56.

What is a example of lab safety?

a)

Keep your hair down

b)

Eat a snack before an experiment

c)

Keep your goggles on at all times

d)

Play around the equipment

57.

The water often curves down in a graduated cylinder. What is the scientific term for that curve?

a)

polarity

b)

water curve

c)

hypothesis

d)

meniscus

58.

What does the volume of liquid measure in this cylinder?

a)

15 liters

b)

10 meters

c)

15 mililiters

d)

25 mililiters

59.

What is the volume of liquid in this graduated cylinder?

a)

40.0 mL

b)

40.3 mL

c)

43.0 mL

d)

44.0 mL

60.

What is the volume of water in this graduated cylinder?

a)

47 mL

b)

50 mL

c)

45 mL

d)

45.4 mL

61.

What type of graph is this?

a)

line plot

b)

line graph

c)

bar graph

d)

frequency table

62.

How many more people have purple for a favorite color than red?

a)

3

b)

5

c)

7

d)

9

63.

How many students have blue for a favorite color?

a)

11

b)

12

c)

14

d)

17

64.

What type of graph is this?

a)

Bar Graph

b)

Line Plot

c)

Pictograph

d)

Tally Chart

65.

How many mountain bikes were sold?

a)

22

b)

28

c)

16

d)

6

66.

Look at the Bar Graph, "Student Grades". What grade did the most students get?

a)

A

b)

B

c)

C

d)

D

67.

What is the title of this graph?

a)

Type of fertilizer

b)

Average plant height

c)

The effect of fertilizer on plant height

d)

The effect of plant height on fertilizer

68.

What is the independent variable?

a)

Type of fertilizer

b)

Average plant height

c)

The effect of fertilizer on plant height

d)

The effect of plant height on fertilizer

69.

What is the dependent variable?

a)

Type of fertilizer

b)

Average plant height

c)

The effect of fertilizer on plant height

d)

The effect of plant height on fertilizer

70.

What is the BEST title for this graph?

a)

The Relationship between Time Spent Studying and Test Grades

b)

The effect of Time Spent Studying and Test Grades

c)

Time Spent Studying

d)

Test Grades

71.

What is the formula for density?

a)

density = mass x volume

b)

density = mass / volume

c)

density = mass + volume

d)

density = mass - volume

72.

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

73.

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

74.

Calculate the density of the cube.

a)

2 g/cm³

b)

4 g/cm³

c)

6 g/cm³

d)

8 g/cm³

75.

What units are used to measure mass?

a)

g

b)

cm³

c)

g/cm³

d)

cm³/g

76.

When measuring the volume of a liquid, what is the unit of measurement that is used?

a)

g

b)

mL

c)

cm3

d)

g/cm3

PS: Unit 1 Review

Total questions: 76

Worksheet time: 1hrs 10mins

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