WorksheetsUnit 1, Quiz 1 Review
Total questions: 20
Worksheet time: 19mins
Name
Class
Date
1.
A possible explanation to a problem that has not yet been tested.
a)
data
b)
theory
c)
hypothesis
d)
fact
2.
This variable in an experiment is the one being deliberately changed by the scientist.
a)
dependent variable
b)
independent variable
c)
data
d)
control group
3.
The summary at the end of an experiment that explains the results.
a)
conclusion
b)
procedures
c)
materials
d)
responding variable
4.
A series of steps used by scientists to solve a problem or answer a question.
a)
scientific method
b)
recipe
c)
data collection
d)
metric system
5.
Which statement is an inference about this picture?
a)
The van is tan.
b)
The van ran into KFC.
c)
The driver was hungry.
d)
Red and white are part of the KFC building.
6.
Mr. S. sets up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. Identify the independent variable.
a)
distance traveled by the ball
b)
height of the ramp
c)
mass of the ball
d)
weight of the ball
7.
Mr. S. sets up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. Identify the dependent variable.
a)
height of the ramp
b)
distance traveled by the ball
c)
mass of the ball
d)
weight of the ball
8.
When experimenting with the growth of a plant, a scientist uses three (of the same type of) plants, two different fertilizers, equal light, and equal water. What type of variable is the fertilizer?
a)
Dependent
b)
Independent
c)
Control
d)
Compound
9.
What is a hypothesis?
a)
A hypothesis is the right answer to an experiment.
b)
A hypothesis is the wrong answer to an experiment.
c)
A hypothesis is an educated guess.
d)
I don't know.
10.
What step does every scientific experiment begin with?
a)
hypothesis
b)
question/problem
c)
procedures
d)
conclusion
11.
True or False: Your hypothesis can never be wrong.
a)
True
b)
False
12.
Scientific questions have to be...
a)
Measurable
b)
Easy
c)
Interesting
13.
Every hypothesis begins with what word?
a)
Does
b)
If
c)
Which
d)
Then
14.
Choose the best-written hypothesis that answers the question:
Question: Why is my room warmer during the day than at night?
Question: Why is my room warmer during the day than at night?
a)
Sunlight is making my room warmer.
b)
Mr. Rivas has the heat turned on in the morning.
c)
If I close my blinds during the day, then my room will be cooler because sunlight cant get in.
d)
Sunlight actually cools down a room.
15.
If plants are exposed to sunlight, then they will grow taller.
What part of the scientific method is this an example of?
What part of the scientific method is this an example of?
a)
Procedure
b)
Hypothesis
c)
Question
d)
Results
16.
The independent variable is the ONE thing you _____.
a)
change on purpose
b)
control or keep constant
c)
measure
17.
Anything that can change in an experiment. There are three types of these in an experiment.
a)
variables
b)
constant
c)
independent
d)
dependent
18.
A student is planning an experiment to find out how the height from which he drops a ball affects how high the ball bounces. The dependent variable is the _____.
a)
Diameter of the ball
b)
Force acting on the ball
c)
Height that the ball bounces
d)
Height from which the ball is dropped
19.
Find a CV: You experiment to see how the noise level in a room affects your ability to memorize random numbers and letters.
a)
Ability to memorize
b)
Noise level in room
c)
Age of person
20.
Find the DV: You experiment to see how the noise level in a room affects your ability to memorize random numbers and letters.
a)
Ability to memorize
b)
Noise level in room
c)
Amount of sleep
d)
Age of person
100 %
