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Mathematics for IGCSE & O level - Graphs In Practical Situations (Section 5)

1
If a car is decelerating, what is the sign of its acceleration?
Answer
(B)
Negative
2
In a travel graph, what does a horizontal line segment indicate about the journey?
Answer
(B)
Stationary object
3
What information can be found by looking at a distance-time graph?
Answer
A
B
D
4
How is acceleration calculated from a speed-time graph?
Answer
(B)
Gradient of the graph
5
A graph showing how far a truck goes versus time is known as a...
Answer
(C)
Distance-time graph
6
Which of the following statements is true regarding the slope of a speed-time graph?
Answer
(C)
A zero slope indicates constant speed.
7
When is the speed of an object constant on a distance-time graph?
Answer
(C)
When the line is a straight, non-horizontal line.
8
On a distance-time graph, a curved line represents:
Answer
(C)
Changing speed
9
What kind of motion is represented by a curved line on a distance-time graph?
Answer
(C)
Changing speed
10
If an object's speed increases at a constant rate, what does the speed-time graph look like?
Answer
(B)
A straight line with a positive slope
11
What information can you get from the y-intercept of a speed-time graph?
Answer
(A)
The starting speed of the object
12
What does it mean when the slope of a distance-time graph is negative?
Answer
(C)
The object is moving towards the starting point
13
What is the rate of change of speed called?
Answer
(C)
Acceleration
14
How do you find the deceleration value on a speed-time graph?
Answer
(B)
Find the gradient of the downward-sloping part.
15
What is the purpose of a conversion graph?
Answer
(B)
To convert units from one system to another.
16
How is deceleration described in a speed-time graph?
Answer
(B)
Decreasing speed
17
In the context of a distance-time graph, which of the following situations would result in the steepest line?
Answer
(D)
A car traveling at a high, constant speed
18
Which type of graph is best suited for illustrating the relationship between time and the distance an object has moved?
Answer
(C)
A distance-time graph
19
What is the key difference between the graphs in 27.5 a, b, c and d?
Answer
A
B
20
What does the area under a speed-time graph represent?
Answer
(C)
Distance
21
What does the gradient of a speed-time graph represent?
Answer
(C)
Acceleration
22
What does a decreasing slope on a speed-time graph indicate?
Answer
(C)
Decreasing speed
23
What is the rate of deceleration if the graph has a negative slope?
Answer
(A)
Decreasing speed
24
What does it mean if the acceleration is negative on a speed-time graph?
Answer
(B)
The object is slowing down.
25
What does the y-intercept of a speed-time graph typically show?
Answer
(A)
The initial speed of the object.
26
Which aspect of an object's motion can be determined by measuring the area under a speed-time graph?
Answer
(C)
Displacement
27
If a speed-time graph is a straight, diagonal line increasing upwards, what does it indicate?
Answer
(B)
Constant acceleration
28
What are the units for acceleration?
Answer
(B)
m/s²
29
What represents the distance travelled in a speed-time graph?
Answer
(B)
The area under the graph
30
Which of the following statements is true regarding the use of conversion graphs?
Answer
B
C
D
31
What does a line that curves upwards on a distance-time graph indicate?
Answer
(B)
Increasing speed
32
What does the gradient of a distance-time graph represent?
Answer
(B)
Speed of the object
33
If an object's speed is constant, what is the value of its acceleration?
Answer
(C)
Zero
34
What is another term for the gradient of a distance-time graph?
Answer
(B)
Speed
35
If a vehicle is slowing down, what is the appearance of the speed-time graph?
Answer
(B)
Line has a negative slope
36
If an object is stationary, what will its distance-time graph show?
Answer
(A)
A horizontal line
37
What are some of the key components that make a graph a travel graph?
Answer
A
C
38
What do you need to know to calculate the gradient of a straight line on a graph?
Answer
(A)
Two points on the line
39
What does it mean when the line on a distance-time graph goes down?
Answer
(B)
The object is moving backwards
40
In a distance-time graph, what indicates the object is changing its speed?
Answer
(C)
A curved line
41
The speed-time graph shows a car's journey. What does it show for the constant speed part?
Answer
(C)
The car is at a constant speed.
42
What is the general meaning for the slope of the speed-time graph?
Answer
(B)
The rate of speed's change
43
Which information can be gleaned from a conversion graph?
Answer
(A)
The approximate value of a quantity in different units.
44
Which of the following statements correctly describe the properties of a travel graph?
Answer
B
C
D
45
What information can be derived from the area under a speed-time graph?
Answer
(B)
Distance traveled
46
What is the term for the rate of change of speed?
Answer
(C)
Acceleration
47
Which of the following graphs shows a car that is accelerating?
Answer
(D)
A straight line with a positive slope on a speed-time graph.
48
What does it mean if the line of a speed-time graph slopes downwards?
Answer
(C)
Deceleration
49
What is the role of a conversion graph?
Answer
(A)
To convert between different units.
50
What is indicated by a curved line segment on a speed-time graph?
Answer
(C)
Non-constant acceleration