Search Header Logo
Nature of Science (7th)

Nature of Science (7th)

Assessment

Presentation

Science

7th Grade

Practice Problem

Hard

Created by

Lia Mathis

FREE Resource

26 Slides • 28 Questions

1

media

2

media

3

Multiple Choice

Which of the following best describes science?

1

The study of ancient civilizations

2

The investigation and exploration of natural events and the new information that results from those investigations

3

A collection of random facts

4

The process of memorizing information

4

Open Ended

Why is it important for scientists to use reliable skills and methods in problem solving?

5

media

6

Multiple Choice

Which branch of science focuses on the study of living things?

1

Biology

2

Earth science

3

Chemistry

4

Physics

7

media

8

Fill in the Blanks

Type answer...

9

Multiple Choice

What is the first step a scientist usually takes when beginning a scientific investigation, according to the process of scientific inquiry?

1

Making an observation

2

Forming a hypothesis

3

Drawing a conclusion

4

Testing a prediction

10

media

11

media

12

Multiple Choice

Which of the following are possible outcomes of scientific inquiry?

1

Technology

2

New materials

3

Possible explanations for phenomena

4

All of the above

13

media

14

Open Ended

Why is it important for scientists to follow ethics when working with living things or conducting research with people?

15

media

16

Open Ended

Describe the difference between a scientific law and a scientific theory.

17

media

18

Multiple Choice

Which of the following best describes a qualitative observation?

1

An observation that uses numbers

2

An observation that uses the senses

3

An interpretation of observations

4

A spoken or written summary of observations

19

media

20

Fill in the Blanks

Type answer...

21

Multiple Select

Which of the following are SI base units?

1

meter

2

second

3

kelvin

4

pound

22

media

23

Multiple Choice

How many significant digits are in the number 0.0002500?

1

2

2

3

3

4

4

5

24

media

25

Open Ended

Explain the difference between a balance and a thermometer as scientific tools. Include what each measures and how they are used in the laboratory.

26

media

27

Multiple Select

Which of the following are examples of computer hardware?

1

Monitor

2

Keyboard

3

Microsoft Word

4

CPU

28

media

29

media

30

Multiple Choice

What is biodiesel primarily made from?

1

Living organisms

2

Minerals

3

Fossil fuels

4

Synthetic chemicals

31

media

32

Open Ended

Describe how a controlled experiment can be used to test the effect of water on seed sprouting, based on the diagram.

33

media

34

Open Ended

Explain why replacing food crops with fuel crops for biodiesel production can be problematic.

35

media

36

Multiple Select

Which of the following are true about the Aquatic Species Program (ASP)?

1

It studied how microalgae could capture carbon dioxide.

2

It found that some microalgae strains produced large amounts of oil.

3

It focused only on land plants.

4

It established a collection of promising microalgae strains.

37

media

38

Fill in the Blanks

Type answer...

39

media

40

Multiple Choice

What effect does starving microalgae of nutrients have on oil production?

1

It increases oil per cell but not total oil produced.

2

It decreases oil per cell and total oil produced.

3

It has no effect on oil production.

4

It increases both oil per cell and total oil produced.

41

media

42

Multiple Choice

Which of the following is a challenge of growing microalgae in open ponds compared to bioreactors?

1

Open ponds are more expensive than bioreactors.

2

Open ponds provide more controlled conditions than bioreactors.

3

Open ponds can be challenging to manage but might be less expensive.

4

Open ponds always yield more oil than bioreactors.

43

media

44

Open Ended

Describe the process a scientist follows from forming a research question to reporting results, as shown in the diagram.

45

media

46

Fill in the Blanks

Type answer...

47

media

48

Multiple Select

Which of the following methods are used to increase light exposure for microalgae in bioreactors?

1

Light rods

2

Paddlewheels

3

Solar panels

4

Reflective mirrors

49

media

50

Open Ended

Explain how growing microalgae can help reduce the effects of global warming.

51

media

52

Fill in the Blanks

Type answer...

53

Multiple Choice

What is the main purpose of science according to the lesson?

1

To memorize facts

2

To investigate and explore natural events

3

To follow strict rules

4

To avoid asking questions

54

Open Ended

Based on what you learned today, how would you explain the importance of asking questions in science?

media

Show answer

Auto Play

Slide 1 / 54

SLIDE