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WorksheetsScience Unit 1 Review- Safety, Tools, Process
Total questions: 53
Worksheet time: 1hrs 3mins
Name
Class
Date
1.
If you are not sure what to do during a lab activity:
a)
guess
b)
change lab partners
c)
ask a teacher
d)
just sit quietly and do nothing
2.
Keeping your work area neat and clean is important because:
a)
My teacher is a neat-freak
b)
I won't lose my supplies in the clutter.
c)
It keeps the room from looking messy.
d)
It helps prevent accidents.
3.
You should never ______ chemicals in the lab.
a)
taste
b)
touch
c)
smell
d)
all of the above
4.
What is the CORRECT procedure for students to follow if a chemical is spilled?
a)
Stand back and advise the teacher of the spill.
b)
Run madly out of the room.
c)
Splash large amounts of water onto the spill.
d)
Immediately ask to go to the restroom.
5.
At the end of the lab you see some leftover chemical that looks just like the stuff you were using. You should:
a)
put the chemical back in the jar it came from.
b)
sweep it into your hand and throw it out.
c)
tell the teacher so you can dispose of it properly.
d)
tell your classmates that your lab partner is really messy.
6.
You should report accidents to the teacher __.
a)
after the class is over
b)
immediately
c)
the following day
d)
never
7.
When should you look over the experiment instructions?
a)
After starting the lab
b)
When your teacher tells you to
c)
Before starting the lab
d)
It doesn't really matter. Instructions are silly!
8.
Which of the following are examples of dressing appropriately in the lab?
a)
Pulling long hair back
b)
Leaving long hair down to get in the chemicals.
c)
Wearing sandals
9.
Bob and Lizzy are working in the lab. They are goofing off and break a glass test tube. Which rule did the break?
a)
Know the location of the safety equipment.
b)
Do not eat or drink in the lab.
c)
Read instructions.
d)
No playing around!
10.
It is okay to pick up broken glass with your bare hands as long as the glass is placed in the trash can.
a)
True
b)
False
11.
Before you leave the science room, you should
a)
wash your hands with soap and water.
b)
return all equipmernt to the proper storage area.
c)
clean your work area and equipment.
d)
all of the above.
12.
Read all procedures thoroughly before performing a laboratory investigation.
a)
True
b)
False
13.
What tool is used to measure temperature?
a)
meter stick
b)
thermometer
c)
balance
d)
spring scale
14.
What tool is used to measure the volume of a liquid?
a)
thermometer
b)
hand lens
c)
graduated cylinder
d)
ruler
15.
What tool is used to measure length?
a)
balance
b)
ruler
c)
thermometer
d)
graduated cylinder
16.
What tool is used to measure the mass of an object?
a)
meter stick
b)
graduated cylinder
c)
spring scale
d)
balance
17.
Name the tool.
a)
spring scale
b)
hand lens
c)
graduated cylinder
d)
ruler
18.
Name the tool.
a)
tape measure
b)
hand lens
c)
meter stick
d)
spring scale
spring scale
spring scale
19.
Name the tool.
a)
balance
b)
spring scale
c)
thermometer
d)
hand lens
20.
Name the tool.
a)
spring scale
b)
graduated cylinder
c)
hand lens
d)
ruler
21.
A ruler/meter stick measures________.
a)
volume
b)
weight
c)
length
22.
a)
Triple Beam Balance
b)
Measuring Scale
c)
Balance Beam
d)
Triple Rider Balance
23.
Which could most accurately measure the extremely small volumes of liquid?
a)
pipette
b)
graduated cylinder
c)
beaker
d)
test tube
24.
What is attempting to give an explanation of an event, the nature of an object, or a science topic - based on your experience called?
a)
predicting
b)
observing
c)
communicating
d)
hypothesizing
25.
What is forecasting the outcome of a specific future event based on a pattern of evidence or a hypothesis. It is not a wild guess called?
a)
experimenting
b)
predicting
c)
communicating
d)
observing
26.
What is using your 5 senses (seeing, hearing, touching, smelling, and tasting when appropriate) along with the right tools to gather information called?
a)
hypothesizing
b)
communicating
c)
observing
d)
questioning
27.
This variable is changed by the investigator
a)
Independent
b)
Dependent
28.
Making an inference about a future event based on current evidence or past experiences
a)
Observation
b)
Variable
c)
Inference
d)
Prediction
29.
Using your senses to gather information
a)
Inference
b)
Variable
c)
Observation
30.
What is a logical inference for this little boy?
a)
He is hungry
b)
He just crashed his car
31.
It is a basic science process skills that suggests explanations of an observation based on past experiences.
a)
observing
b)
inferring
c)
measuring
d)
classifying
32.
All the things that we MUST keep the SAME in an experiment are called the _________________. (for example: Does soil type affect plant growth? -we must keep plant type, age, amount of water, amount of sunlight, etc... the same)
a)
control variables
b)
dependent variable
c)
independent variable
33.
Observe
a)
To use your senses to learn about object around you.
b)
Using what you see to explain what has happened.
c)
To review data in order to draw a conclusion.
d)
An explanation that you can figure out without observing something directly.
34.
Conclusion
a)
The process of sharing information.
b)
A statement that tells what an investigations shows based on observations and data.
c)
Finding out the answer to a question by conducting an experiment.
d)
To review data in order to draw a conclusion.
35.
Data
a)
Pieces of information collected during an investigation.
b)
The process of writing down observations made while conducting an investigation.
c)
A list of steps that explain what to do for each step in an investigation.
d)
To review data in order to draw a conclusion.
36.
Inference
a)
using your senses to gather information.
b)
To review data in order to draw a conclusion.
c)
The process of sharing ideas and information with people.
d)
Use what you observe to explain what has happened.
37.
Procedure
a)
A list of steps that explain what to do for each step in an investigation.
b)
The process of using one or more senses to gather information.
38.
Investigation
a)
The process of writng down observations made while conducting an investigation.
b)
A statement that tells what an investigation shows based on observations and data.
c)
Finding out the answer to a question by conducting an experiment.
d)
Pieces of information collected during an investigation.
39.
Independent Variable
a)
The factor that is measured in an experiment.
b)
The factor that you change in an experiment.
c)
The factor that stays the same in an experiment.
d)
The factor that is used to compare what is changed in an experiment.
40.
Record
a)
To review data in order to draw conclusions.
b)
Scientists usually begin an investigation with this.
c)
Pieces of information collected during an investigation.
d)
The process of writing down observations made while conducting an experiment.
41.
Controlled Variable
a)
The factor that you change in an experiment.
b)
The factor that you measure in an experiment.
c)
The factor that stays the same in an experiment.
d)
The factor that you use to compare the factor that you change in an experiment.
42.
Hypothesis
a)
The process of writing down observations made while conducting an experiment.
b)
An idea that can be tested by an experiment.
c)
Finding out the answer to a question by conducting an experiment.
d)
Scientist usually begin an investigation with this.
43.
__________________ are the characteristics that you can observe, measure, classify or change without changing the substance itself.
a)
Mass
b)
Physical Properties
c)
Relative Density
d)
Experiment
44.
__________________ is the amount of matter in an object.
a)
Physical Properties
b)
Celsius
c)
Mass
d)
Relative Density
45.
What you think based on your observations, a judgement or opinion about the world around you.
a)
hypothesis
b)
prediction
c)
inference
d)
observation
46.
If you're not sure what to do in an experiment, ask _________________.
a)
your lab partner
b)
your friend
c)
your teacher
d)
Google
47.
A series of steps used by scientists to solve a problem or answer a question.
a)
scientific method
b)
recipe
c)
magic spell
d)
metric system
48.
What step does every scientific experiment begin with?
a)
hypothesis
b)
question/problem
c)
procedures
d)
conclusion
49.
Which of these contains steps in the right order?
a)
Ask a question, state your hypothesis, research, experiment, analyze, make a conclusion
b)
State your hypothesis, ask a question, research, experiment, analyze, make a conclusion
c)
Ask a question, research, state your hypothesis, experiment, analyze, make a conclusion
d)
State your hypothesis, ask a question, research, make a conclusion, experiment, analyze
50.
Which of these contains steps in the right order?
a)
Ask a question, state your hypothesis, research, experiment, analyze, make a conclusion
b)
State your hypothesis, ask a question, research, experiment, analyze, make a conclusion
c)
Ask a question, research, state your hypothesis, experiment, analyze, make a conclusion
d)
State your hypothesis, ask a question, research, make a conclusion, experiment, analyze
51.
What is this called?
a)
Beaker
b)
Triple Beam Balance
c)
Flask
d)
Scale
52.
What is the volume of the blue liquid?
a)
6 mL
b)
7mL
c)
6.4 mL
d)
6.6 mL
53.
What is the mass of this object?
a)
142 grams
b)
412 grams
c)
140.2 grams
d)
140 grams
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