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Unit 0 Review

Total questions: 20

Worksheet time: 20mins

Name
Class
Date
1.

Choose the statement(s) below that follow lab safety expectations.

a)

Goggles must be worn when chemicals are being used.

b)

Eating and drinking should NEVER be done in lab.

c)

Do not sit on countertops or tables during lab.

d)

Long hair can be worn down when using chemicals and fire.

e)

Read instructions thoroughly.

2.

Gently _________ chemicals to smell.

a)

waft

b)

stick your nose in the container

c)

breathe deeply

d)

drink

3.

Why do we wear closed toe shoes in lab?

a)

to look professional

b)

to prevent our friends from seeing our fresh pedicure

c)

to prevent injury in case of glassware falling and breaking

4.

What should be done at the end of every lab?

a)

leave the chemicals open

b)

clean up your workstation

c)

do not dispose of chemicals used during the lab

d)

take goggles to your next class

5.

What should you do if an accident happens?

a)

sit around and wait for the teacher to notice

b)

tell your teacher immediately

c)

sweep the broken glass under the lab station

d)

go straight to the nurse without informing your teacher

6.

What should you do to avoid an accident? Click all that apply.

a)

Follow the guidelines

b)

Be aware of your surroundings

c)

think before acting

d)

fully read and understand directions BEFORE proceeding

7.

can be used to represent an idea, object, or event that is too big, too small, too complex, or too dangerous to observe or test directly.

a)

scientific law

b)

variable

c)

model

d)

experiment

8.

organized set of investigation procedures that can include stating a problem, forming a hypothesis, researching and gather information, testing a hypothesis, analyzing data, and drawing conclusions

a)

scientific theory

b)

hypothesis

c)

scientific method

d)

bias

9.

What are the three main categories of science?

a)

Life Science

b)

Physical Science

c)

Earth Science

d)

Forensic Science

10.

Occurs when a scientist's expectations change how the results of an experiment are viewed

a)

scientific theory

b)

hypothesis

c)

experiment

d)

bias

11.

Which category of science best fits PLANTS?

a)

Life Science

b)

Physical Science

c)

Earth and Space Science

12.

Which category of science best fits CHEMICAL REACTIONS?

a)

Life Science

b)

Physical Science

c)

Earth and Space Science

13.
When may a student perform an experiment in the science lab without teacher supervision?
a)
When the student has read the complete experiment
b)
When the student has the necessary supplies
c)
When another teacher gives permission
d)
Never
14.
A scientist who studies fish would fall under which branch of science?
a)
Life Science 
b)
Earth and Space
c)
Physical Science 
d)
fish science 
15.
The study of volcanoes would fall under which branch of science? 
a)
Life Science 
b)
Earth and Space Science 
c)
Physical Science 
d)
Volcanoe Science 
16.

Which statement is an inference about this picture?

a)

The van is tan.

b)

The van ran into KFC.

c)

The driver was hungry.

17.
Observation or Inference?
I think a tsunami put the boat on the house
a)
observation
b)
inference
18.
Observation or Inference?
There are three young girls with party hats on
a)
observation
b)
inference
19.

Scientific _ is in-depth explanations of observations that are supported by a large body of data and widely accepted

a)

experiment

b)

theory

c)

law

d)

fact

20.

Grouping together by like characteristics is

a)

skepticism

b)

bias

c)

classifying

d)

objective