Exam style questions - Hodder Plus Home
Exam style questions - Hodder Plus Home
Exam style questions - Hodder Plus Home
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11 Graphs<br />
Distance–time and other real-life<br />
graphs<br />
Here is an exam question …<br />
The graph shows Philip’s cycle journey between his<br />
home and the sports centre.<br />
Distance from home<br />
in kilometres<br />
y<br />
8<br />
7<br />
C<br />
D<br />
6<br />
B<br />
5<br />
4<br />
3<br />
2<br />
1<br />
A<br />
E<br />
0 20 40 60 80 100 120<br />
Time in minutes<br />
a Explain what happened between C and D. [1]<br />
b Explain what happened at B. [1]<br />
c Explain what happened at E. [1]<br />
d Work out the total distance that Philip travelled. [2]<br />
… and its solution<br />
a Philip was at the sports centre.<br />
b Philip’s speed changed, perhaps due to a steep hill.<br />
c Philip arrived home.<br />
d 12 km<br />
6 km there and 6 km back.<br />
Now try these exam <strong>questions</strong><br />
1 A rocket is fired out to sea from the top of a cliff. The graph shows the height of the rocket above sea<br />
level until it lands in the sea.<br />
Height in metres above sea level<br />
80<br />
70<br />
60<br />
50<br />
40<br />
30<br />
20<br />
10<br />
0 5 10 15 20 25 30<br />
Time in seconds<br />
a How high is the rocket above sea level after 10 seconds. [1]<br />
b How long does it take before the rocket lands in the sea [1]<br />
c Write down the time when the rocket is at the same height as it started. [1]<br />
d Write down the times when the rocket is 10 m above the cliff. [2]<br />
© <strong>Hodder</strong> Education 2011 Unit C<br />
57