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Conc Physics Quiz #1 (Retake)

Total questions: 20

Worksheet time: 25mins

Name
Class
Date
1.

How many significant figures does the following number have: 2001800?

a)

7

b)

3

c)

5

d)

4

2.

How many significant figures does the following number have: 0.0079010?

a)

7

b)

6

c)

5

d)

3

3.

How many significant figures does the following number have: 9009.00?

a)

4

b)

2

c)

6

4.
How would you write 564,000,000 in scientific notation?
a)
5.64 x 10-7
b)
5.64 x 106
c)
5.64 x 108
d)
56.4 x 107
5.
When writing a number in scientific notation, the first number must be greater than 1, but less than 10.
a)
False
b)
True
6.

How do you write 1001 in scientific notation?

a)

1.0001 x 104

b)

1.01 x 105

c)

1.001 x 103

d)

10.1 x 103

7.

Express the following number in scientific notation: 0.000457

a)

457 x 106

b)

457 x 10-6

c)

4.57 x104

d)

4.57 x 10-4

8.
Which of the following is correct scientific notation?
a)
20.35 x 104
b)
.2035 x 104
c)
2035 4
d)
2.035 x104
9.
Express the following in scientific notation:
1010.10
a)
1.01010  x 103
b)
1.01010 x 105
c)
1.01010 x 10-3
d)
1.01010 x 10-5
10.
How many significant figures does the following number have: 100.00210
a)
7
b)
5
c)
10
d)
8
11.
How many significant figures does the following number have: 100.3
a)
4
b)
3
c)
5
d)
2
12.

How many significant figures does the following number have: 0.000008?

a)

1

b)

2

c)

6

d)

7

13.

Convert 60,800 km = ___ m

a)

608

b)

6,080

c)

60.8

d)

60,800,000

14.

Is 0.0000000332 km greater than, less than, or equal to 332 mm?

a)

greater than

b)

less than

c)

equal to

15.

Is 0.0079 cm greater than, less than, or equal to 0.079 mm?

a)

greater than

b)

less than

c)

equal to

16.

Is 681 cm greater than, less than, or equal to 68.1 m?

a)

greater than

b)

less than

c)

equal to

17.
Ms. S set up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. What is the dependent variable?
a)
Distance traveled by the ball
b)
Height of the ramp
c)
Mass of the ball
d)
Where the experiment took place.
18.
Tiffany was investing how fast it took Hayden to react to different sounds. Identify the independent variable.
a)
How fast Hayden reacted
b)
different sounds
c)
types of music
d)
Hayden
19.
Walker is testing which fertilizer will grow the tallest grass.  The height of the grown grass is the __ variable.
a)
constant (same)
b)
independent (changes)
c)
dependent (measured)
20.
On a graph, which axis shows the dependent variable?
a)
x-axis
b)
y-axis
c)
neither
d)
it changes

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