Physics Annual Examinations For Secondary Schools Form 5 - Directorate For Quality And Standards In Education, 2013 Page 8

ADVERTISEMENT

9.
This question is about linear motion.
Kimberly drives her car on a
journey. The graph shows how
the speed of the car changes
throughout the whole journey.
a.
Use the graph to determine the:
i.
speed while she drives at constant speed,
___________________(1)
ii.
time that Kimberly stops at the traffic lights,
__________________ (2)
iii.
acceleration during the first part of her journey.
___________________________________________________________________________
(3)
b.
Kimberly covers 2500 m during the first 200 s of her journey. Use the graph to calculate the:
i.
distance covered by Kimberly during the last 100 s of her journey,
___________________________________________________________________________
(3)
ii.
total distance covered during the whole journey,
____________________________
(2)
iii.
average speed for the whole journey.
___________________________________________________________________________
(2)
Andrew investigates whether the force required to move a standing object is dependent upon
c.
the mass of the object. He places a 100 g wooden block on the floor, attaches a string to a
force sensor attached to a data logger and pulls the box until it starts to move. Andrew is
provided with a number of 100 g masses.
force
wooden box
data logger
string
sensor
i.
Describe how Andrew conducts the investigation.
___________________________________________________________________________
___________________________________________________________________________
(2)
Indicate the two ways how the results may be presented.
ii.
___________________________________________________________________________
(2)
iii.
Name one variable which Andrew must keep constant during the investigation.
___________________________________________________________________________
(1)
iv.
Predict how the force required for moving an object varies with the mass of the object.
___________________________________________________________________________
(2)
Physics – Secondary Schools – Track 3 - Form 5 – 2013
Page 8 of 12

ADVERTISEMENT

00 votes

Related Articles

Related forms

Related Categories

Parent category: Education