Linear Motion

Linear Motion

Physics form 4

At end this lesson you should able to:

i) states the linear motion such as stationary, uniform velocity

ii) Determine what is distance and displacement, speed and velocity, acceleration and deceleration

iii)solve problems involving linear motion

Multiple Choice

Define linear motion?

• Motion for a car

• Motion in a straight line

• Motion which is not straight

• Motion of a wind

Multiple Choice

Distance is a _____________ quantity

• vector

• weight

• scalar

• mass

Multiple Choice

Give example for uniform motion

• A bouncing ball

• A horse running in a race

• Movement of needle clock

• Ice skate

Multiple Choice

Here a examples for non linear motion except

• snake movement

• roller coaster

• moving escalator

• spinning top

Multiple Choice

"rate of change of speed or velocity"

This is definition for ?

• acceleration

• distance

• deceleration

• displacement

Multiple Choice

Deceleration is define as _______________________

• increase of speed or velocity

• time taken for the journey

• decrease of speed or velocity

• total length measured

Multiple Choice

"rate of change of displacement"

This is definition for ?

• Displacement

• Velocity

• Acceleration

• Distance

Multiple Choice

Which ticker-tape diagram best shows an object moving fast, at a constant speed?

• 1

• 2

• 3

• 4

Multiple Choice

Which ticker-tape diagram best shows an object moving at a SLOW constant speed?

• 1

• 2

• 3

• 4

Multiple Choice

Which ticker-tape diagram best shows an object speeding up/accelerating?

• 1

• 2

• 3

• 4

Multiple Choice

The frequency of ticker timer is 50 Hz. What is the time taken for two dots made?

• 0.01 s

• 0.02 s

• 0.1 s

• 0.2 s

Multiple Choice

A 400 m runner took 1 minute 22 seconds to finish the race. Determine the average speed.

Seorang pelari 400 m mengambil masa 1 minit 22 saat untuk menamatkan lariannya. Tentukan laju puratanya.

• 4.88 ms^-1

• 5.55 ms^-1

• 6.45 ms^-1

• 18.18 ms^-1

Multiple Choice

A car travels at a velocity of 84.6 kmh^-1. What is its velocity in ms^-1?

• 11.8

• 23.5

• 84.7

• 304.8

Multiple Choice

 Jermaine runs exactly 2 laps around a 400 meter track. What is the displacement?

• 800
• 400
• 0
• 200

Multiple Choice

Scott travels north 5 miles and then goes west 3 miles before coming straight back south 2 miles. What is his distance?

• 10
• 7
• 8
• 6

Multiple Choice

After landing on the runway, a plane slows down so that its velocity reduces from 75ms^-1 to 5ms^-1 in 20 s. What is the acceleration of the plane?

• 3.5 ms^-2

• 5.3 ms^-2

• -3.5 ms^-2

• -5.3 ms^-2

Multiple Choice

Diagram shows the route taken by a radio car to monitor the security of a neighborhood. The radio car started moving at point P. What is the displacement of radio car at 9.30 pm?

• 0 km

• 5.0 km

• 7.5 km

• 16.0 km

Multiple Choice

Nik Nazim moves from 0 to B along the route OAB as shown in diagram 2. The time taken is 15s. Determine the speed

• 1.71 m/s

• 1.31 m/s

• 1.13 m/s

• 1.43 m/s

THE END

TQ FOR YOUR RESPOND