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Mathematics for IGCSE & O level - Graphs In Practical Situations (Section 7)

1
What characterizes a stationary object's representation on a distance-time graph?
Answer
(A)
A horizontal line
2
In a speed-time graph, what does a horizontal line segment indicate?
Answer
(B)
Constant speed
3
What is the term for the speed of something in a given direction?
Answer
(C)
Velocity
4
Which of the following factors can be determined from a speed-time graph?
Answer
B
C
D
5
What is the method to sketch a distance-time graph?
Answer
(D)
Apply the key points to describe the car's movement.
6
What is the graphical representation of an object moving at a constant speed?
Answer
(B)
A straight line (not horizontal) on a distance-time graph
7
If an object speeds up, what's the slope of the speed-time graph?
Answer
(B)
Positive
8
What do these items on a distance-time graph tell us?
Answer
A
B
C
9
If the speed-time graph shows a horizontal line, what can you say about the object's acceleration?
Answer
(C)
The object has constant speed.
10
What does a curved line on a speed-time graph indicate about the object's motion?
Answer
(C)
Changing acceleration
11
If the gradient of a distance-time graph is increasing, what does this indicate?
Answer
(C)
Increasing speed
12
Which of the following aspects can be derived from a travel graph?
Answer
A
B
C
13
In a speed-time graph, what does a downward sloping line signify?
Answer
(C)
Decreasing speed.
14
What is the term for the rate at which an object's speed changes?
Answer
(D)
Acceleration
15
Which of the following graphs would represent an object moving at a constant speed?
Answer
(B)
A straight, non-horizontal line on a distance-time graph.
16
Which of the following statements are correct about using conversion graphs?
Answer
B
C
D
17
What is the unit for the rate of change of speed?
Answer
(B)
m/s²
18
What does a downward-sloping line represent on a speed-time graph?
Answer
(C)
Decreasing speed (deceleration)
19
If an object moves from rest with a constant acceleration of 1.2 m/s², how will the object be after 15 seconds?
Answer
(D)
The object's speed is 18 m/s.
20
A car is accelerating. What would the speed-time graph look like?
Answer
(B)
A straight line sloping upwards
21
In a distance-time graph, how would you identify the section where the object is moving at a constant speed?
Answer
(C)
A straight line with a non-zero gradient
22
What does a shallower slope on a distance-time graph indicate about the object's speed compared to a steeper slope?
Answer
(B)
Slower speed
23
What is the gradient of a speed-time graph in the horizontal segment?
Answer
(C)
Zero
24
If an object is moving at a constant speed, what will its distance-time graph look like?
Answer
(B)
A straight line with a positive slope
25
What does a non-zero gradient on a speed-time graph indicate?
Answer
(C)
Uniform acceleration.
26
In a speed-time graph, what does a horizontal line represent?
Answer
(B)
Constant speed
27
What does a flat, horizontal line on a speed-time graph mean?
Answer
(C)
The object is moving at a constant speed
28
What is the relationship between displacement and the area under the speed-time graph?
Answer
(B)
Area represents the displacement.
29
What does the horizontal axis of a travel graph typically represent?
Answer
(C)
Time
30
If an object is stationary, what will its speed-time graph look like?
Answer
(A)
A horizontal line along the time axis.