WorksheetsSimple Solutions Quiz 2 L6-10
Total questions: 20
Worksheet time: 10mins
Name
Class
Date
1.
An explanation supported by a large amount of evidence is called _____________________.
a)
Model
b)
Conclusion
c)
Theory
d)
Phenomenon
2.
A regular and predictable series of repeating events is called ___________________.
a)
Theory
b)
Conclusion
c)
Inquriy
d)
Pattern
3.
A good hypothesis _______________________.
a)
can be tested and measured
b)
is based on observations
c)
leads to investigation
d)
All of the above
4.
Read the hypothesis and identify variables. Determine whether it is the independent variable (IV) or dependent variable (DV).
Hypothesis:
If I lower the price per glass, I will sell more lemonade.
Price per glass of lemonade is which variable?
a)
Dependent variable
b)
Independent variable
c)
Neither
5.
Read the hypothesis and identify variables. Determine whether it is the independent variable (IV) or dependent variable (DV).
Hypothesis:
If I lower the price per glass, I will sell more lemonade.
Number of glasses people buy is which variable?
a)
Dependent variable
b)
Independent variable
c)
Neither
6.
A cause is what makes something happen. It answers a question, such as, "Why did it happen?"
In the example below, which part of the sentence states a cause?
Wastewater leaked into the well; therefore the spring became contaminated.
a)
Wastewater leaked into the well
b)
therefore the spring became contaminated
c)
None of the above
7.
An effect is what happens. It answers the question, such as, "What happened?" In the example below, which part of the sentence states a effect? Powerful microscopes were developed, so scientists could observe and identify pathogens
a)
Powerful microscopes were developed
b)
so scientists could observe and identify pathogens
c)
None of the above
8.
Read the hypothesis and identify variables. Determine whether it is the independent variable (IV) or dependent variable (DV).
Hypothesis:
Running for one minute increases a person's heart rate.
Heart rate is which variable?
a)
Dependent variable
b)
Independent variable
c)
None of the above
9.
Read the hypothesis and identify variables. Determine whether it is the independent variable (IV) or dependent variable (DV).
Hypothesis:
Running for one minute increases a person's heart rate.
Running for one minute is which variable?
a)
Dependent variable
b)
Independent variable
c)
None of the above
10.
The ability to cause change is called ________________________.
a)
Property
b)
Energy
c)
Theory
d)
Pattern
11.
The energy of motion is called _________________.
a)
Potential Energy
b)
Kinetic energy
c)
Property
d)
Cause
12.
Stored energy is called ____________________.
a)
Potential energy
b)
Kinetic energy
c)
Property
d)
Cause
13.
Which phrase in the statement is the cause?
Spores land on bread and multiply. As a result, mold grows on the bread.
a)
Spores land on bread and multiply
b)
mold grown on the bread
c)
None of the above
14.
Which of these are forces?
a)
Push or pull
b)
Friction
c)
Gravity
d)
All of the above
15.
What happens when there is a collision?
a)
There is a change
b)
New energy is created
c)
There is a transfer of energy
d)
Both A and C
16.
Force created when objects rub against each other is called _________________________.
a)
Energy
b)
Gravity
c)
Friction
d)
Force
17.
Feature that describes an object or a substance is called _____________________.
a)
force
b)
gravity
c)
property
d)
friction
18.
Decide which part states the effect.
When the energy of sound waves reaches our ears, our eardrums vibrate.
a)
energy of sound waves reaches our ears
b)
our eardrums vibrate
c)
none of the above
19.
Read the hypothesis and identify variables. Determine whether it is the independent variable (IV) or dependent variable (DV).
Hypothesis:
In a flashlight, lithium batteries last longer than alkaline batteries.
The type of battery is which variable?
a)
Dependent variable
b)
Independent variable
c)
None of the above
20.
Read the hypothesis and identify variables. Determine whether it is the independent variable (IV) or dependent variable (DV).
Hypothesis:
In a flashlight, lithium batteries last longer than alkaline batteries.
Length of time batteries last is which variable?
a)
Dependent variable
b)
Independent variable
c)
None of the above
100 %
