Quiz about untitled

Question 1

Write the answer in scientific notation.

5.3 x 10⁵ + 3.7 x 10⁵ =

Accepted Answer

9.0 x 10⁵

Answer

99.0 x 10⁵

Answer

9.9 x 10¹⁰

Answer

8.0 x 10⁵

Question 2

Write the answer in scientific notation.
5 x 10⁸ - 3.4 x 10⁸ =

Accepted Answer

1.6 x 10⁸

Answer

2.4 x 10⁸

Answer

2.4 x 10⁰

Answer

1.6 x 10⁰

Question 3

Write the answer in scientific notation.

4.1 x 10⁶ + 5.5 x 10⁶ =

Accepted Answer

9.6 x 10⁶

Answer

5.91 x 10⁶

Answer

9.6 x 10¹²

Answer

4.65 x 10⁵

Question 4

(2.3 x 10²) + (4.1 x 10³) =

Accepted Answer

$$4.33 imes10^3$$

Answer

$$6.2 imes10^2$$

Answer

$$43 imes10^2$$

Answer

433

Question 5

(7.7 x 10²) + (1.1 x 10²)=

Accepted Answer

8.8 x 102

Answer

8.8 x 10⁴

Answer

6.6 x 10⁴

Answer

6.6 x 102

Question 6

Multiply:
(3.4 x 10⁵)(1.2 x 10^-3)

Accepted Answer

4.08 x 10²

Answer

4.08 x 10^-8

Answer

4.8 x 102

Answer

4.08 x 10^-15

Question 7

Divide:
(6.9 x 10⁷) / (2.3 x 10^-3)

Accepted Answer

3 x 10¹⁰

Answer

3 x 104

Answer

3 x 10-4

Answer

3 x 10-11

Question 8

Solve:
(9 x 10^-6) / (3 x 10^-3)

Accepted Answer

3 x 10-3

Answer

27 x 10-9

Answer

3 x 10-9

Answer

27 x 10-3

Question 9

Multiply:
(9.4 x 10⁶)(3.2 x 10⁵)

Accepted Answer

3.008 x 10¹²

Answer

30.08 x 10¹¹

Answer

3.8 x 101

Answer

2.9375 x 10¹

Question 10

Write in scientific notation:

(7.3 x 10⁵) + (3.7 x 10⁵) =

*THE FIRST FACTOR HAS TO BE BETWEEN 1 - 9.9

Accepted Answer

1.1 x 10 ⁶

Answer

11.0 x 10⁵

Answer

1.1 x 10¹⁰

Answer

1.10 x 10¹¹

Question 11

Write the answer in scientific notation.
5 x 10⁸ - 3.4 x 10⁸ =

Accepted Answer

1.6 x 10⁸

Answer

2.4 x 10⁸

Answer

2.4 x 10⁰

Answer

1.6 x 10⁰

Question 12

The US spends 1.02x10⁴dollars on EACH student per year. There are 7.6x10⁷ students in the US. About how much money total is spent on students per year?

Accepted Answer

7.752 x 10¹¹

Answer

7.752 x 10²⁸

Answer

8.62 x 10¹¹

Answer

8.62 x 10²⁸

Question 13

A school community planted 7x10⁵ trees in a year. If there are 3.5x10³ students in the school, how many trees did each student plant?

Accepted Answer

2 x 102

Answer

2 x 108

Answer

3.5 x 10⁸

Answer

3.5 x 102

Question 14

In March, 2.35 x 10⁴people visited Disney World. In May, 4.76 x 10⁴people visited Disney World. How many more people visited in May than in March?

Accepted Answer

2.41 x 10⁴

Answer

2.4 x 103

Answer

2.41 x 10¹

Answer

4.76 x 10²

Question 15

Write 0.000972 in scientific notation.

Accepted Answer

9.72 x 10^-4

Answer

9.72 x 10^-3

Answer

972 x 10^-4

Answer

9.72 x 10⁴

Question 16

Write 0.037 in scientific notation.

Accepted Answer

3.7 x 10^-2

Answer

3.7 x 102

Answer

37 x 10-3

Answer

37 x 103

Question 17

Write 2.08 x 10²in standard form.

Accepted Answer

208

Answer

0.0208

Answer

20,800

Answer

0.208

Question 18

How would you write 50,000 in scientific notation?

Accepted Answer

5 x 104

Answer

50 x 105

Answer

5 x 103

Answer

.5 x 103

Question 19

How do you write
1001
in scientific notation?

Accepted Answer

1.001 x 10³

Answer

1.0001 x 10⁴

Answer

1.01 x 10⁵

Answer

10.1 x 10³

Question 20

How do you write
8.317 x 10⁶in standard form?

Accepted Answer

8, 317, 000

Answer

8, 371, 000

Answer

83, 170, 000

Answer

837, 100

Question 21

Write 3.2 x 10³in standard form.

Accepted Answer

3200

Answer

3.200

Answer

32000

Answer

.0032

Question 22

Light travels at a rate of 186,000 miles per second.  Write this number in scientific notation.

Accepted Answer

1.86 x 10⁵

Answer

1.86 x 10⁴

Answer

18.6 x 10⁴

Answer

186 x 103

Question 23

The closest galaxy to our own is over 2,500,000 light years away.  Write this number is scientific notation.

Accepted Answer

2.5 x 10⁶

Answer

2.5 x 10⁷

Answer

.25 x 10⁷

Answer

25 x 105

Question 24

Write 46.3 x 10⁴in scientific notation.

Accepted Answer

4.63 x 10⁵

Answer

It is in scientific notation.

Answer

.463 x 10⁶

Answer

4.63 x 10⁴

Question 25

Write this number in standard form: 7.7 x 10⁹

Accepted Answer

7,700,000,000

Answer

7,700,000

Answer

7,000,000.000

Answer

70,000,000,000

Question 26

What does 8^-2 equal?

Accepted Answer

1/64

Answer

1/16

Answer

-16

Answer

-64

Question 27

Write 4.8 x 10⁰in standard form.

Accepted Answer

4.8

Answer

What?

Answer

480

Answer

48

Question 28

Simplify:

$$10^5\cdot10^7$$

Accepted Answer

$$10^{12}$$

Answer

$$10^{35}$$

Answer

$$100^{12}$$

Answer

None of the above

Question 29

Simplify:

$$t^9\cdot t^8$$

Accepted Answer

$$t^{17}$$

Answer

$$t^1$$

Answer

$$t^{72}$$

Answer

None of the above

Question 30

Simplify:

$$\left(6x^2\right)\left(-3x^5\right)$$

Accepted Answer

$$-18x^7$$

Answer

$$18x^7$$

Answer

$$3x^7$$

Answer

None of the above

Question 31

How would you write 564,000,000 in scientific notation?

Accepted Answer

5.64 x 10⁸

Answer

5.64 x 10^-7

Answer

5.64 x 10⁶

Answer

56.4 x 10⁷

Question 32

When writing a number in scientific notation, the first number must be greater than 1, but less than 10.

Accepted Answer

True

Answer

False

Question 33

Express the following in scientific notation:
.000457

Accepted Answer

4.57 x 10^-4

Answer

457 x 10⁶

Answer

457 x 10^-6

Answer

4.57 x10⁴

Question 34

Which of the following is correct scientific notation?

Accepted Answer

2.035 x10⁴

Answer

20.35 x 10⁴

Answer

.2035 x 10⁴

Answer

2035 4

Question 35

Convert to scientific notation:

520,000,000

Accepted Answer

5.2 x 10⁸

Answer

52 x 107

Answer

5.2 x 10^-7

Answer

0.52 x 10⁹

Question 36

Write 7.113 x 10⁷ in standard form.

Accepted Answer

71,130,000

Answer

7,113,000

Answer

0.0000007113

Answer

7,113

Question 37

Write 0.00000707 in scientific notation.

Accepted Answer

7.07 x 10^-6

Answer

7.07 x 10⁶

Answer

707 x 10⁸

Answer

707 x 10^-8

Question 38

Write 7.8 x 10^-3in standard form.

Accepted Answer

0.0078

Answer

7,800

Answer

78

Answer

0.078

Question 39

Multiply:
(3.4 x 10⁵)(1.2 x 10^-3)

Accepted Answer

4.08 x 10²

Answer

4.08 x 10^-8

Answer

4.8 x 102

Answer

4.08 x 10^-15

Question 40

Divide:
(6.9 x 10⁷) / (2.3 x 10^-3)

Accepted Answer

3 x 10¹⁰

Answer

3 x 104

Answer

3 x 10-4

Answer

3 x 10-11

Question 41

Multiply:
(9.4 x 10⁶)(3.2 x 10⁵)

Accepted Answer

3.008 x 10¹²

Answer

30.08 x 10¹¹

Answer

3.8 x 101

Answer

2.9375 x 10¹

Question 42

Solve:
(6 x 10⁶) / (2 x 10³)

Accepted Answer

3 x 103

Answer

12 x 103

Answer

3 x 109

Answer

1.2 x 10⁴

Question 43

Which is the smallest?
1.3 x 10²⁰2.9 x 10²¹9.5 x 10³²8.4 x 10¹⁹

Accepted Answer

8.4 x 10¹⁹

Answer

1.3 x 10²⁰

Answer

2.9 x 10²¹

Answer

9.5 x 10³²

Question 44

How do you write 1.28 x 10^-4

Accepted Answer

0.000128

Answer

0.128

Answer

0.0000128

Answer

0.0128

Question 45

Write in scientific notation. 0.0000000000000913

Accepted Answer

9.13 x 10^-14

Answer

9.13 x 10¹⁴

Answer

9.13 x 10¹³

Answer

9.13 x 10^-13

Question 46

What is 1.1 x 10⁷in standard form?

Accepted Answer

11,000,000

Answer

11 x 108

Answer

1,100

Answer

1.1

Question 47

Write 3,450,000 in scientific notation.

Accepted Answer

3.45 x 10⁶

Answer

34.5 x 10⁶

Answer

3.45 x 10⁷

Answer

34.5 x 10⁵

Question 48

How do you write
8.317 x 10⁶in standard form?

Accepted Answer

8, 317, 000

Answer

8, 371, 000

Answer

83, 170, 000

Answer

837, 100

Question 49

This bullseye demonstrates...

Accepted Answer

Low Accuracy & High Precision

Answer

High Accuracy & High Precision

Answer

High Accuracy & Low Precision

Answer

Low Accuracy & Low Precision

Question 50

?

Accepted Answer

High Accuracy & High Precision

Answer

High Accuracy & Low Precision

Answer

Low Accuracy & High Precision

Answer

Low Accuracy & Low Precision

Question 51

This image is an example of...

Accepted Answer

accuracy ONLY

Answer

precision ONLY

Answer

BOTH precision and accuracy

Answer

NEITHER precision and accuracy

Question 52

Describe the accuracy and precision of the image

Accepted Answer

not accurate and not precise

Answer

Accurate and Precise

Answer

Accurate and not precise

Answer

Not Accurate and Precise

Question 53

How close a measurement is to the accepted value is called..

Accepted Answer

Accuracy

Answer

Precision

Answer

Significant

Answer

Estimate

Question 54

A set of data are all close to each other, but they are not close to the actual value.  This set of data can be described as...

Accepted Answer

precise

Answer

accurate

Answer

both precise and accurate

Question 55

A set of data are all close to each other, and they are close to the actual value.  This set of data can be described as...

Accepted Answer

both precise and accurate

Answer

accurate

Answer

precise

Question 56

Zed went to the store and bought a bag of chips.  He estimated there would be 350 chips in the package, but realized there were only 210 chips in that package.  What was his percent error?

Accepted Answer

67%

Answer

35%

Answer

85%

Answer

92%

Question 57

The deer population is estimated to be 17,600 in northern Illinois, but an actual count was 21,300. What is the percent error?

Accepted Answer

17.4%

Answer

21%

Answer

17.37%

Answer

21.02%

Question 58

The students measured length during a science experiement, they got 12 cm. But the actual measurement was 14.25 cm. What was the percent error?

Accepted Answer

15.79%

Answer

18.75%

Answer

2.25%

Answer

18%

Question 59

The attendance for the basketball game was estimated to be 15,000 people but 12,500 people attended. What was the percent error?

Accepted Answer

20%

Answer

16.67%

Answer

2500%

Answer

80%

Question 60

Jessie estimates the weight of her cat to be 8 pounds.  The actual weight of the cat was 10 pounds.  Find the percent error.

Accepted Answer

20%

Answer

15%

Answer

25%

Answer

30%

Question 61

Bob estimates that there will be 230 people who attend the concert.  There was an actual total of 300 people who attended.  Find the approximate percent error.

Accepted Answer

23%

Answer

33%

Answer

27%

Answer

37%

Question 62

An archaeologist estimated that a fossil was 520 years old. It was actually 500 years old. What was the percent error?

Accepted Answer

4%

Answer

20%

Answer

3.8%

Answer

none of these

Question 63

Ms. Brown estimated 70 students would try out for the Cross Country team. This year, only 63 students tried out. What was her percent error?

Accepted Answer

11%

Answer

50%

Answer

12%

Answer

1%

Question 64

Mr. Nacerino estimates that it will take him 48 minutes to run 8 miles. It actually takes him 60 minutes. What was his percent error?

Accepted Answer

20%

Answer

12%

Answer

25%

Answer

8%

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