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Scientists' Tools Exam Review Activity
Scientists' Tools Exam Review Activity
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Science basics test review activity. Scientists' Tools Unit.
Flashcards
15 cards
F
Practice quiz
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Host live
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Questions
15
Answers
1
The variable you MEASURE is the:
independent variable
dependent variable
constants
2
Calculate the answer with the proper number of sig figs: 12.22 + 8.4
21
20
20.62
20.6
3
Convert 990 mm to m
9.9 m
0.099 m
9900 m
0.990 m
4
Convert 15.3 kilograms to grams
0.153 grams
1530 grams
15,300 grams
150,000 grams
5
Convert the following to decimal notation: 9.34 x 10
2
934
0.0934
0.934
9340
6
The variable YOU CHANGE in an experiment is the:
constants
dependent variable
independent variable
7
What is the SI unit for mass?
kilogram
second
joule
meter
8
Which of the following is equal to 1 mL?
cm3
mm
volume
L3
9
Write the following number in scientific notation with 2 sig figs:
0.00832
8.32 x 103
8.32 x 10-3
8.3 x 10-3
8.3 x 103
10
How many significant digits are in the number 5400
2
3
4
11
Can a theory ever become a law?
Yes
No, one describes HOW/WHY the other describes WHAT occurs.
12
How many significant digits are in the number 0.0030
4
2
5
13
What is the SI unit from volume?
joule
gram
liter
kilometer
14
How many sig figs should the following problem have in it's answer: 62 x 3.45
1 sig fig
2 sig figs
3 sig figs
15
How many significant digits are in the number 8.230
0
3
2
3
