WorksheetsL1 and L2 Check for Understanding
Total questions: 10
Worksheet time: 20mins
Name
Class
Date
1.
A scientific ______ is a well-tested explanation for a wide range of observations or experimental results. It can change.
a)
inquiry
b)
hypothesis
c)
theory
d)
law
2.
What is the independent variable in an experiment?
a)
the thing we change or test
b)
the normal situation
c)
what we measure in the end
d)
the thing we keep the same
3.
What is a constant?
a)
the thing we measure at the end of an experiment
b)
the thing we are testing
c)
something we keep the same for every part of the experiment
4.
Mr. Pransky wants to see how different surfaces affect the height that a tennis ball can bounce. What is the independent variable?
a)
the different surfaces
b)
using the same ball
c)
how high they bounce
5.
The metric unit for mass is
a)
newton
b)
kilogram
c)
joule
d)
g/ml
6.
There are ___ meters in 25 kilometers (km)
a)
250 m
b)
2500 m
c)
25000 m
d)
.025 m
7.
The base unit for length is the
a)
second
b)
gram
c)
meter
d)
liter
8.
The Metric system is based on units of__.
a)
1's
b)
5's
c)
10's
d)
15's
9.
Models are useful to help us better understand all of the following EXCEPT:
a)
an idea
b)
a good or bad feeling
c)
an event
d)
an object
10.
Volume of a Rectangle
a)
length times width times height
b)
length times width
c)
length times width squared
d)
height times length divided by width
100 %
