Understanding Negative Numbers and Depth

The video tutorial covers graphing numbers and their opposites on a number line, understanding their relative positions, and ordering negative temperatures. It also includes comparing running times, evaluating test scores, comparing fish depths, analyzing card game scores, and ordering elevations using rational numbers.

What is the opposite of the number 7 on a number line?

• 7

• 14

• -7

• 0

If 7 is two units to the right of 5 on a number line, where is -7 in relation to -5?

• Two units to the left

• Two units to the right

• At the same position

• Four units to the left

Which of the following is greater: -19 or -20?

• -19

• They are equal

• -20

• Cannot be determined

Who ran the mile in less time: John with 9.2 minutes or Jackie with 9.18 minutes?

• They ran in the same time

• Cannot be determined

• Jackie

• John

Which student performed worse on the test: Student A with -2 points or Student B with -2.5 points?

• Cannot be determined

• Student A

• They performed equally

• Student B

Which fish is swimming further beneath the water surface: a carp at -8.25 feet or a sunfish at -3.5 feet?

• Carp

• Sunfish

• They are at the same depth

• Cannot be determined

Who won the card game: Henry with -7 points, Janet with 0 points, or Clark with -5 points?

• Clark

• Janet

• Henry

• They all tied

In the second round of the card game, who came in last: Clark with -1, Janet with -2, or Henry with -4?

• Janet

• Henry

• They all tied

• Clark

Which elevation is the lowest: Cayuga Lake at 122 meters, Mount Marcy at 1629 meters, or a point at -15.24 meters?

• They are all at the same elevation

• Point at -15.24 meters

• Mount Marcy

• Cayuga Lake

Order the following from least to greatest: -15.24, 122, 1629.

• -15.24, 122, 1629

• 122, 1629, -15.24

• 1629, 122, -15.24

• 122, -15.24, 1629