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Summative Lab Safety (5?) and Scientific Method (5?)

Total questions: 10

Worksheet time: 19mins

Name
Class
Date
1.

What is an observation?

a)

Something you measure or detect with your senses.

b)

The way you feel about something

c)

An educated guess

d)

A theory that has been disproved

2.

What is the scientific method?

a)

A systematic procedure for how to conduct a scientific experiment

b)

The process of solving a problem

c)

A way of making non-scientific observations

d)

A way to summarize findings from multiple investigations

3.

What is a hypothesis?

a)

An educated prediction or answer to a testable question

b)

A random guess

c)

An observation based on feelings or emotions

d)
4.

What step does every scientific experiment begin with?

a)

hypothesis

b)

question or identifying a problem

c)

procedures

d)

conclusion

5.
The summary at the end of an experiment that explains the results. 
a)
conclusion
b)
procedures
c)
materials
d)
responding variable
6.
You should never ______ chemicals in the lab. 
a)
taste
b)
touch
c)
smell
d)
all of the above
7.

I can perform my own experiments with lab materials?

a)

I am sure it is safe to do so.

b)

Whenever I want to.

c)

When all of my group is ready.

d)

Never.

8.

Disrupting other students in the laboratory with horseplay in the lab or garden is:

a)

helpful.

b)

allowed

c)

dangerous.

d)

the quickest way to do a job.

9.
When is it OK to eat or drink in the lab?
a)
Always
b)
Never
10.
What should you do if you break glass in the lab?
a)
Tell the teacher.
b)
Sweep up the glass.
c)
Pick up the glass with your hands.
d)
Ignore it; the teacher will clean it up when she sees it later.