1.2.W - Lesson Review: Graphing / Scientific Notation, Significant Figures, & Metric Conversion

Question 1

A scientist makes a graph of temperature versus time. Temperature will be plotted on the ______ axis.

Answer 1

y

Question 2

Look at the following line graph. Which month has the highest annual temperature?

Answer 2

July

Question 3

You make a bar graph with the following data. What do you plot on the x-axis?

Answer 3

Month

Question 4

The number 0.000000004589 can also be written as _____________.

Answer 4

4.589 x 10-9

Question 5

Write 343,642 in scientific notation using the following format: number x 10^e

Answer 5

3.43642 x 10^5

Question 6

2.08 x 104 is equal to ____________________.

Answer 6

20,800

Question 7

Remember, the number of grains of sand on all the world’s beaches is approximately 7,500,000,000,000,000,000. How many significant figures does this number have?

Answer 7

2

Question 8

The number of stars in the sky in the Milky Way is estimated to be 100 thousand million. How many significant figures is this?

Answer 8

1

Question 9

2.32 + 6.8 + 2.056 = Round the answer using proper significant figures.

Answer 9

11.2

Question 10

861 mL = _____________ L

Answer 10

861

Question 11

Match all the numbers and units to the converted numbers and units. Remember that the base unit does not change.

764 g to kg
5,066 g to kg
0.221 km to m
0.66 kg to g
0.322 km to m
4.744 L to ml
2.4 kg to g
10,203 mL to L
0.132 L to mL
11,844 m to km

Answer 11

0.764 kg
5.066 kg
221 m
660 g
322 m
4,744 mL
2,400 g
10.203 L
132 mL
11.844 km

Question 12

Match the following standard notation with the correct scientific notation.

25,000,000
2,500,000
250,000
25,000
2,500
0.0025
0.00025
0.000025
0.0000025
0.00000025

Answer 12

2.5 x 10^7
2.5 x 10^6
2.5 x 10^5
2.5 x 10^4
2.5 x 10^3
2.5 x 10^-3
2.5 x 10^-4
2.5 x 10^-5
2.5 x 10^-6
2.5 x 10^-7