Thai Sikh International School
E-Learning Programme – Online Assignment – dd/mm/yyyy
Name : Subject
:Physics
Year : 9 Schedule No. : 4
1. A
car travels 600m in 30 secs. What is its average speed?. Why is its actual
speed usually different from its average speed?.
2. How
is velocity different from speed?
3. A
car has a steady speed of 8m/s, a). how far does the car travel in 8s?,b) how
long does the car take to travel 160m?.
4. A
car takes 8s to increase its velocity from 10m/s to 30m/s . what is its average
acceleration?.
5. What
is the SI unit of force?.
6. What
does Newton’s first law of motion tell you about the forces on an object that
is a) stationary and b) moving at a steady velocity?.
7. Assume
that g= 10m/s2 and that there is no air resistance, a stone is
dropped from rest. What is its speed, a) after 1sec b) after 2sec and c) after
5 sec?.
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