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Distance Position - PowerPoint PPT Presentation

Distance & Position. A. B. Can you state the distance between the two cars?. Distance & Position. A. B. 25. -10. -5. 0. 5. 10. 15. 20. Can you state the distance between the two cars?. Distance & Position. A. B. 25. -10. -5. 0. 5. 10. 15. 20.

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A

B

Can you state the distance

between the two cars?

A

B

25

-10

-5

0

5

10

15

20

Can you state the distance

between the two cars?

A

B

25

-10

-5

0

5

10

15

20

What is the position of

car A?

A

B

25

-10

-5

0

5

10

15

20

What is the position of

car A? car B?

A

B

25

-10

-5

0

5

10

15

20

Imagine the numbers

shifted left by 10,

is distance changed?

A

B

25

-10

-5

0

5

10

15

20

Imagine the numbers

shifted left by 10,

is position changed?

• Define distance.

• Define position.

• What is needed to define position that is not needed to define distance?

• Which of these two is a vector quantity?

25

-10

-5

0

5

10

15

20

meters

Time = 0 seconds

25

-10

-5

0

5

10

15

20

meters

Time = 5 seconds

25

-10

-5

0

5

10

15

20

meters

Time = 10 seconds

25

-10

-5

0

5

10

15

20

meters

Time = 15 seconds

time pi pf ∆d avg speed

0-5 25 15 10 ?

2 m/s

5-10 15 5 10 ?

2 m/s

10-15 5 -5 10 ?

2 m/s

What equation was used

to determine the speed

of the car?

What equation was used

to determine the speed

of the car?

v = d / t

Define Displacement.

Define Displacement.

Give the equation for

displacement.

Define Displacement.

Give the equation for

displacement.

∆d = df - di

What equation was used to

determine the velocity

of the car?

What equation was used to

determine the velocity

of the car?

v = ∆d / ∆t

How is speed different

from velocity?

How is speed different

from velocity?