Science Test Review

Question 1

How many parts are there in an experiment?

Answer 1

There are 5 parts in an experiment

Question 2

Why is a hypothesis not fact?

Answer 2

A hypothesis is not a fact because it is what you infer and it cannot be proven.

Question 3

What type of variable is used in an experiment and is expected to remain the same?

Answer 3

The variable that is expected to remain the same is the controlled variable.

Question 4

What is the difference between a scientific law and scientific theory?

Answer 4

The difference between scientific law and scientific theory is that scientific law is a rule that must be followed and scientific theory must be proven or concluded.

Question 5

Why do scientists share their experiments?

Answer 5

Scientists share their experiments so other scientists can improve their experiments and to educate others.

Question 6

Why is it necessary to be well prepared for an experiment?

Answer 6

because it helps you to stay safe and complete the experiment.

Question 7

What is the difference between quantitative and qualitative observation?

Answer 7

The difference between quantitative observation and qualitative observation is the quantitative observation deals with numbers and amounts whereas qualitative observations deal with descriptions.

Question 8

Who is Jane Goodall?

Answer 8

Jane Goodall is the famous primatologist who studied chimpanzees in Gombe National Park.

Question 9

What are the 5 skills scientists use when observing the natural world?

Answer 9

The 5 skills scientists use when observing the natural world is observation, inferring, predicting, making models and classifying.

Question 10

What are the 5 life science careers?

Answer 10

Forestry technician, park ranger, marine biologist, botanist and health-care workers.

Question 11

T/F: If an accident occurs in a lab, you should tell a teacher.

Answer 11

True

Question 12

T/F: Technology can have a negative impact on society.

Answer 12

True

Question 13

T/F: Advances in science do not have any effect on technology.

Answer 13

False

Question 14

T/F: A scientist should always balance open mindedness with skepticism.

Answer 14

True

Question 15

T/F: Making models is grouping together items that are alike in some way.

Answer 15

False

Question 16

Good preparation helps you stay ___ when doing science activities.

Answer 16

Safe

Question 17

A refrigerator is an example of ___.

Answer 17

Technology

Question 18

Life science is the study of ___.

Answer 18

Living things

Question 19

The different ways in which scientists study the natural world is called ___.

Answer 19

Scientific Inquiry

Question 20

When you explain or interpret the things you observe, you are making an ___.

Answer 20

Inference

Question 21

Which of the following is a possible safety hazard in the field: safety goggles, bad weather, or good preparation?

Answer 21

Bad weather

Question 22

Which is the best way to prepare for a lab: do the lab without telling an adult, carefully reading the steps in the lab, use the lab supplies to create your own experiment?

Answer 22

Carefully reading the steps in the lab.

Question 23

An ___ is a person who is trained in both science and technology.

Answer 23

Engineer

Question 24

How people change the world around them to solve practical problems is called ___.

Answer 24

technology

Question 25

Scientists communicate their research so other scientists can ____.

Answer 25

repeat the experiment

Question 26

When you draw a conclusion from your experiment, you should ask yourself whether the data _____.

Answer 26

supports or disproves the hypothesis

Question 27

What is a possible explanation for a set of observations called?

Answer 27

a hypothesis

Question 28

___ is making a forecast of what will happen.

Answer 28

Prediction

Question 29

Using 1 or more of your 5 senses to gather information is called ___.

Answer 29

observation

Question 30

___ is a way of studying about the natural world.

Answer 30

Science