WorksheetsPhysical Science: Test 1
Total questions: 20
Worksheet time: 11mins
What is the part of an experiment that serves as a standard for comparison?
Control Group
Constant
Variable
Hypothesis
A testable prediction that predicts a cause and effect relationship between variables is a(n) .
analysis
hypothesis
observation
inference
Where does the dependent variable go on a graph?
X-axis
Y-axis
In the Title
In the Key
Why is it advisable to use tongs when taking a beaker off a laboratory burner?
It prevents spilling.
It prevents the beaker from breaking.
It looks cool.
It allows you to move it if it is too hot.
A factor in an experiment that changes in response to the independent variable is the ____.
constant
control group
independent variable
dependent variable
If your lab partner’s clothes catch on fire, you should first ___________.
use a fire extinguisher
panic
do nothing. It will burn out eventually.
tell the teacher
The best type of graph to use to show the percentages of a whole is a
Bar graph
Circle Graph
Line Graph
Scatter Graph
A factor that does NOT change in an experiment is the _____
constant
control group
dependent variable
independent variable
The speed of light is approximately 3.0 x 108
m/s. How would this be written in standard notation?
300,000 m/s
30,000,000 m/s
3,000,000
300,000,000 m/s
Which of the following is a quantitative observation?
The dog has two legs.
The dog is small.
The dog is cute.
The dog is fuzzy.
What is the SI unit for mass?
kg
in
pounds
cm
What is the SI unit for temperature?
F
K
C
Hot
Method for appropriately smelling unknown substances in lab.
Smell
Observation
Waft
Ask a friend to smell it
Statement about how things happen in nature that seems to be true all the time.
Theory
Fact
Law
Inference
Lab equipment: Used to protect eyes from chemical and fire.
Glasses
Shield
Safety Goggles
Beaker tongs
Lab equipment: Use to grind solids into powders.
Rock
Mortar
Pestle
Hot plate
What is the Erlenmeyer Flask used for...
Heating
Carrying
Mixing
Measuring
All of the following are steps in the scientific method EXCEPT
observing and recording data.
forming a hypothesis.
developing a model.
discarding data that doesn’t match the hypothesis.
Objective; based on information gathered using the five senses.
Waft
Theory
Observation
Inference
Who is your favorite teacher? (a)
