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Biblioteka

Copy of Basic motion concepts

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Posljednje ažuriranje over 1 year ago
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Pitanje 1
1.

Marco wants to buy the used sports car with the greatest acceleration.

Car A can go from 0 m.s-1 to 18,9m.s-1 in 4,00 s.

Car B can accelerate from 0 m.s-1 to 22,4 m.s-1 in 3,50 s.

Car C can go from 0 to 26,8 m.s-1 in 6,00 s.

Rank the three cars from greatest acceleration to least.

  1. Car C

  2. Car B

  3. Car A

Pitanje 2
2.
Pitanje 3
3.

What quantity is the rate of change of velocity?

Pitanje 4
4.

Which swimmer swam the furtherest?

Pitanje 5
5.

Consider the following distance vs time graph showing the motion of two cars, car A and car B which are initially 500 m apart and travelling towards each other. How far has car A travelled when the cars pass each other?

Pitanje 6
6.

Consider the following distance vs time graph showing the motion of two cars, car A and car B. How do the speeds of the cars compare?

Pitanje 7
7.

A bus travels a distance of 120 km with a speed of 40 km.h-1 and then another 60 km with a speed of 30 km.h-1. Calculate the average speed for the entire journey.

Pitanje 8
8.

Which of the following is moving faster?