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WorksheetsPhysics Unit 1 BDR
Total questions: 15
Worksheet time: 8mins
Name
Class
Date
1.
In an experiment, what is the independent variable?
a)
the responding variable
b)
the variable that we keep the same
c)
the variable that we measure
d)
The variable that we change
2.
In an experiment, what is the dependent variable?
a)
the variable that we keep the same
b)
the manipulated variable
c)
the variable that we change
d)
the variable that we measure
3.
how many significant figures are in the following measurement...
0.003040 m
0.003040 m
a)
3
b)
4
c)
5
d)
6
4.
how many significant figures are in the following measurement
30.003050 mg
30.003050 mg
a)
5
b)
6
c)
7
d)
8
5.
What is the correct scientific notation for 865,000,000
a)
865 x 106
b)
8.65 x 107
c)
8.65 x 10-8
d)
8.65 x 108
6.
what is the correct ordinary notation for 2.056 x 10-6
a)
2056000
b)
0.00002056
c)
0.000002056
d)
0.0000020560
7.
2.03 cm is _______ km
a)
0.000203
b)
0.0000203
c)
203000
d)
2030
8.
23 oC = _____ Kelvin
a)
-250 K
b)
.023 K
c)
250 K
d)
296 K
9.
How much do you like physics?
a)
some
b)
tons
c)
physics is lit
d)
not much
10.
Control Group
a)
the group in an experiment that gets some independent variable
b)
the group in an experiment that gets no independent variable
c)
The manipulated (independent) variable
d)
The responding (dependent) variable
11.
how close measurements are to each other
a)
precision
b)
accuracy
c)
variable
d)
constant
12.
how close the measurement is the known value
a)
precision
b)
variable
c)
accuracy
d)
constant
13.
0.001 means __________
a)
micro
b)
milli
c)
nano
d)
kilo
14.
0.000001 means _________
a)
milli
b)
micro
c)
nano
d)
kilo
15.
cg means ______
a)
0.01 g
b)
0.001 g
c)
10 g
d)
0.1 g
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