Free Printable Unit 0

1.

Which of the following is a scientific observation?

a)

The potato is brown in color.

b)

The potato tastes the best.

c)

The potato may cause allergies.

d)

The potato smells funny.

2.

A scientist is collecting data on the number of times a cricket chips per minute. What sense is the scientist most likely using to make observations?

a)

hearing

b)

smell

c)

sight

d)

touch

3.

Justin blows his nose, but mucus seems to leak through the tissue. He decides to test which tissue holds up the best while sneezing. What is the independent variable?

a)

sneezing

b)

Justin

c)

amount of tissue

d)

type of tissue

4.

Mr. McNeice wanted to know if different types of music affected people's heart rates, so he played different music and checked their pulses. What is the dependent variable?

a)

type of music

b)

heart rate

c)

how long they listend to music

d)

Mr. McNeice

5.

Which question can best be investigated by a scientist?

a)

Should I buy a red shirt or a green shirt?

b)

Does chocolate milk or plain milk taste better?

c)

Does a plant need sunlight to grow?

d)

Which feels softer, cat fur or dog fur?

6.

The container is filled to the 350 mL mark with water.

a)

observation

b)

inference

c)

problem

d)

hypothesis

7.

Why should an experiment be repeated?

a)

to form a hypothesis

b)

to reduce the chance of error

c)

to change controls

d)

to identify the problem

8.

How many independent variables should be tested at a time in a scientific investigation?

a)

none

b)

one

c)

two

d)

three

9.

Which is the dependent variable in Amelia's experiment?

a)

the number of bean plants in each group

b)

the amount of water given daily to each plant

c)

the height of each bean plant

d)

the amount of fertilizer given to each group of bean plants

10.

The variable that is changed on purpose is:

a)

Control

b)

Dependent

c)

Independent

d)

Outcome

11.

What is an inference?

a)

Just a guess.

b)

A statement based off of your observations.

c)

The same as an observation.

d)

Examples of something.

12.

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

a)

Dependent

b)

Independent

c)

Control

d)

Outcome

13.

In the paper airplane experiment, changing the size of the airplane would be which variable?

a)

Dependent

b)

Independent

c)

Control

d)

Conclusion

14.

Squidward found new reeds to tryout for his clarinet. He used an APPLAUSOMETER to measure clapping/applause after playing Under the Sea with each reed. The results were put in the table.
What was the dependent variable?

a)

The Song

b)

The Reed

c)

The Applause

d)

The clarinet

15.

What should you do if you break a beaker of acid.

a)

Alert the teacher!

b)

Stop drop and roll

c)

Clean it up before the teacher sees

d)

Blame Kyle

16.

What is the first thing you should do in order to conduct the experiment safely?

a)

obtain and open the materials described in the experiment

b)

mix your materials

c)

read over the lab and be sure you understand the directions.

d)

begin to work right away

17.

What skill are you using when you see a red spot on a desk.

a)

observation

b)

posing a question

c)

classifying

d)

hypothesis

18.

I want to see how the amount of water affects plant growth. What is the independent variable?

a)

amount of water

b)

plant growth

c)

type of plant

d)

soil type

19.

A testable idea or explanation that leads to a scientific investigation is called (can be stated as an if/ then statement)

a)

conclusion

b)

experiment

c)

hypothesis

20.

I am conducting an experiment to determine if the amount of oxygen in the water affects the fish population? What is the dependent variable?

a)

the number of the fish population

b)

amount of oxygen

c)

amount of water

21.

Josh knows that baking soda reacts with vinegar He wants to show his fellow lab partners. He should

a)

Ask the other lab members if the experiment is safe

b)

Carefully pour the vinegar onto the baking soda

c)

Ask the teacher for permission!

22.

I see that Mrs. McDermott is holding a coffee cup, I assume that there is coffee in the coffee cup. By making the assumption that there is coffee in the mug, I have made a(n)

a)

observation

b)

inference

c)

classification

d)

experiment

23.

Mason drops and breaks a test tube. He should

a)

tell the teacher

b)

clean it up

c)

tell your neighbor

24.

When you make an explanation, or draw a conclusion, based on an observation and prior knowledge, you are making a(n)

a)

observation

b)

inference

c)

experiment

25.

A shoe company claims in an advertisement that its athletic shoes are "for winners only". The shoe company hopes that people who read the ad will infer which of the following

a)

they are designed for people who play only one sport

b)

they are more expensive than other brands of shoes

c)

they are likely to improve the athletic ability of people who wear them

26.

not true

a)

valid

b)

invalid

c)

hypothesis

d)

conclusion

27.

The amount of matter in an object or substance

a)

mass

b)

density

c)

volume

d)

temperature

28.

The amount of space an object or substance takes up

a)

mass

b)

volume

c)

density

d)

temperature

29.

The distance between two points

a)

length

b)

width

c)

height

d)

mass

30.

Using your senses to describe the properties of an object

a)

observe

b)

classify

c)

measure

d)

communicate

31.

Units used for measuring mass

a)

g

b)

g/cm³

c)

ml

d)

cm³

32.

Units used for length of an object

a)

g

b)

g/cm³

c)

ml

d)

cm

33.

Tool used to measure the length of an object

a)

graduated cylindar

b)

metric ruler

c)

digital scale

d)

thermometer

34.

Tool used to measure temperature

a)

graduated cylindar

b)

metric ruler

c)

digital scale

d)

thermometer

35.

a variable in an experiment that changes

a)

control

b)

constant

c)

independent variable

d)

dependent variable

36.

personal opinions that influence results

a)

scientific theory

b)

scientific law

c)

bias

d)

ethics

37.

The steps scientists use to solve a problem

a)

process skills

b)

scientific method

c)

scientific law

d)

scientific theory

38.

What is the volume of the rock?

a)

20 ml

b)

40 ml

c)

10 ml

39.

Jennifer wanted to study the effect of sunlight on plant growth. So she decided to expose 10 identical plants to various amounts of sunlight each day (2 hours, 3 hours, 4 hours, 5 hours, and 6 hours). After one month, she measured the weight of the plants. What was the independent variable?

a)

Hours of sunlight

b)

Plant weight

c)

Type of plant

40.

Jennifer wanted to study the effect of sunlight on plant growth. So she decided to expose 10 identical plants to various amounts of sunlight each day (2 hours, 3 hours, 4 hours, 5 hours, and 6 hours). After one month, she measured the weight of the plants. What was the control?

a)

Hours of sunlight

b)

Plant weight

c)

Type of plant

41.

In science, all claims must be...

a)

tested using many experiments before being accepted by the community.

b)

accepted to be true because they are popular.

c)

written by famous scientists.

d)

randomly generated.

42.

Jennifer wanted to study the effect of sunlight on plant growth. So she decided to expose 10 identical plants to various amounts of sunlight each day (2 hours, 3 hours, 4 hours, 5 hours, and 6 hours). After one month, she measured the weight of the plants. What was the dependent variable?

a)

Hours of sunlight

b)

Plant weight

c)

Type of plant

43.

What does the prefix kilo- represent?

a)

1000

b)

10

c)

0.01

d)

0.000001

44.

What does the prefix centi- represent?

a)

1000

b)

10

c)

0.01

d)

0.000001

45.

Which of the following is NOT an example of pseudoscience?

a)

Physics

b)

Ghost hunters

c)

Flat Earth

d)

Astrology

46.

Science is...

a)

a process that we use to learn about the Universe.

b)

something people make up to make life more complicated.

c)

a set of beliefs created by those in power.

47.

Justin blows his nose, but mucus seems to leak through the tissue. He decides to test which tissue holds up the best while sneezing. What is the manipulated(independent) variable?

a)

sneezing

b)

Justin

c)

amount of tissue

d)

type of tissue

48.

The container is filled to the 350 mL mark with water.

a)

observation

b)

inference

c)

problem

d)

hypothesis

49.

These kind of observation use your senses to observe results.

a)

Qualitative

b)

Quantitative

c)

Scientific

50.

The temperature of the room is decreasing by 4 degrees Celsius.

a)

Qualitative

b)

Quantitative

51.

These kind of observations are made using instruments such as rulers, balances and thermometers.

a)

Qualitative

b)

Quantitative

c)

Scientific

52.

The leaf is 5 mm wide.

a)

Qualitative

b)

Quantitative

53.

There are 75 trees in the forest.

a)

Qualitative

b)

Quantitative

54.

The clouds are grey and ground is wet.

a)

Qualitative

b)

Quantitative

55.

There are ten buttons on the table.

a)

Qualitative

b)

Quantitative

56.

There are 54 players on the Philadelphia Eagles football team.

a)

qualitative

b)

quantitative

57.

There are 25 liters of water in the buckets.

a)

quantitative

b)

qualitative

58.

The leaves on the plant are turning brown.

a)

Qualitative

b)

Quantitative

c)

Both

d)

Neither

59.

The plant has grown 4 cm since yesterday.

a)

Qualitative

b)

Quantitative

c)

Both

d)

Neither

60.

There are 16 red marbles in the bag.

a)

Qualitative

b)

Quantitative

c)

Both

d)

Neither

61.

There are 15 boys and 17 girls.

a)

Qualitative

b)

Quantitative

c)

Both

d)

Neither

62.

The barn contains pigs, cows, and horses.

a)

Qualitative

b)

Quantitative

c)

Both

d)

Neither

63.

The pendulum made 17 full swings in 30 seconds.

a)

Qualitative

b)

Quantitative

c)

Both

d)

Neither

64.

There were 4 fewer drops on the penny dipped in soap than the one dipped in oil.

a)

Qualitative

b)

Quantitative

c)

Both

d)

Neither

65.

The speed of the car was 45 mph.

a)

Qualitative

b)

Quantitative

c)

Both

d)

Neither

66.

There are 3 more blue beads than red beads.

a)

Qualitative

b)

Quantitative

c)

Both

d)

Neither

67.

There is a bad odor coming from the test tube.

a)

Qualitative

b)

Quantitative

c)

Both

d)

Neither

68.

The average outside temperature is 92 degrees Fahrenheit.

a)

Qualitative

b)

Quantitative

c)

Both

d)

Neither

69.

All of the mold samples have grown this week.

a)

Qualitative

b)

Quantitative

c)

Both

d)

Neither

70.

Trey is the fastest runner in the class!

a)

Qualitative

b)

Quantitative

c)

Both

d)

Neither

71.

Jeremiah walked 50 meters in 32 seconds.

a)

Qualitative

b)

Quantitative

c)

Both

d)

Neither

72.

Your teacher has asked you to explain the difference between quantitative and qualitative observations. Which statement is correct?

a)

Quantitative observations use numbers, qualitative uses the senses.

b)

Quantitative observations use the senses, qualitative uses numbers.

c)

Quantitative observations use measurement, qualitative uses numbers.

d)

Quantitative observations use colors, qualitative uses the senses.

73.

Dolphins eat the equivalent of 4 - 5% of their body mass each day.

a)

qualitative

b)

quantitative

74.

Dolphin colors range from gray to white.

a)

qualitative

b)

quantitative

75.

Dolphins have smooth skin.

a)

qualitative

b)

quantitative

Unit 0

Total questions: 75

Worksheet time: 52mins

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