Distance vs. Difference Concepts

The video tutorial explains the concept of distance, emphasizing that it is always a positive number. It uses the example of finding the distance between 4 and -5, which is calculated as 9. The tutorial also distinguishes between distance and difference, noting that distance is always positive, while difference can be positive or negative, depending on direction.

What is a key characteristic of distance?

• It is always zero.

• It is always positive.

• It can be either positive or negative.

• It can be negative.

How many units are there between the points 4 and -5 on a number line?

• 10

• 9

• 8

• 7

When calculating distance, what is the direction of movement considered?

• Only forward

• Both forward and backward

• Direction is not considered

• Only backward

What is the main difference between distance and difference?

• Both are always positive.

• Distance is always positive, difference can be negative.

• Difference is always positive, distance is not.

• Distance can be negative, difference cannot.

Which of the following statements is true about difference?

• Difference is always zero.

• Difference can be either positive or negative.

• Difference is always negative.

• Difference is always positive.