PAS Physics Grade 10

Which of the following vectors diagrams show z = x + y?

• B

• C

• D

• E

Two siblings, Anna and Bryan, are fighting over a toy. Anna is pulling the toy with a force of 2 N and Bryan is pulling the toy with a force of 3 N. What is the resultant of the forces?

• 1 N to Bryan   

• 2 N to Anna

• 2 N to Bryan

• 3 N to Bryan

Which of the following statements is not true?

• The SI unit of distance and displacement is m.

• The SI unit of speed and velocity is m/s.

• An object can be moving for one hour and still have zero displacement.

• An object can be moving for one hour and still have zero distance.

A truck takes 10 s to travel the first 50 m and another 40 s to travel a further 100 m. What is the average speed of the truck?

• 3 m/s

• 5 m/s

• 15 m/s

• 30 m/s

36 km/h is equal to....

• 10 m/s

• 13 m/s

• 60 m/s

• 72 m/s

Distance moved per unit time is….

• Displacement

• Speed

• Velocity

• Acceleration

Rate of change of displacement is….

• Distance

• Speed

• Velocity

• Acceleration

What is the displacement travelled by a student from the dormitory to the university, if each side of the square represents 100 m?

• (600 i + 800 j) m

• (600i - 800 j) m

• 1000 m

• 1200 m

What is the distance travelled by a student from the dormitory to the university, if each side of the square represents 100 m?

• (600 i + 800 j) m

• (600i - 800 j) m

• 1000 m

• 1200 m

One of the following is not a vector.

• Displacement

• Speed

• Velocity

• Acceleration