Circular Motion
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Question 1 of 8
1. Question
1 point(s)(phy2.5.2.1)
An astronaut orbits the Earth in a space station.
Which is a vector quantity?CorrectIncorrect -
Question 2 of 8
2. Question
1 point(s)(phy2.5.2.2)
A satellite orbits the Earth above the atmosphere at a constant speed.
The diagram shows the satellite at one point in its circular orbit around the Earth.
Which labelled arrow shows the direction of the resultant force on the satellite at the position shown?
CorrectIncorrect -
Question 3 of 8
3. Question
1 point(s)(phy2.5.2.3)
A car is travelling around a circular track at a constant speed, as shown. In which direction is the resultant force on the car?
CorrectIncorrect -
Question 4 of 8
4. Question
1 point(s)(phy2.5.2.4)
An object moves in a circle at constant speed.
Which statement about the force needed on the object is correct?CorrectIncorrect -
Question 5 of 8
5. Question
1 point(s)(phy2.5.2.5)
An object travels in a circular path at constant speed.
Which statement about the object is correct?CorrectIncorrect -
Question 6 of 8
6. Question
1 point(s)(phy2.5.2.6)
A satellite orbits the Earth at constant speed in a circular orbit.
Which statement is correct?CorrectIncorrect -
Question 7 of 8
7. Question
1 point(s)Which moving object has a resultant force acting on it?
CorrectIncorrect -
Question 8 of 8
8. Question
1 point(s)Object \(P\) moves at a constant speed of \(5 \mathrm{~m} / \mathrm{s}\) repeatedly backwards and forwards in a straight line.
Object \(Q\) moves at a constant speed of \(5 \mathrm{~m} / \mathrm{s}\) vertically downwards.
Object R moves at a constant speed of \(5 \mathrm{~m} / \mathrm{s}\) in a circle.
Which objects are moving with uniform velocity?CorrectIncorrect