GCSE-CircularMotion

Question 1

In circular motion the direction of the velocity is along a…????

Answer 1

tangent to the orbit

Question 2

In circular motion the acceleration acts towards the …?

Answer 2

centre

Question 3

In circular motion the total force acts towards the … ?

Answer 3

centre

Question 4

If you increase the mass of the object in circular motion, the required centripetal force …?

Answer 4

increases

Question 5

If you increase the velocity of the object in circular motion, the required centripetal force …?

Answer 5

increases

Question 6

If you increase the radius of the circle in circular motion, the required centripetal force …?

Answer 6

decreases

Question 7

The resultant force acting on an object moving in a circle is called the …??

Answer 7

centripetal force

Question 8

The centripetal force on the Earth as it orbits the Sun is caused by …?

Answer 8

gravity

Question 9

The centripetal force on a car as it turns a corner is caused by …?

Answer 9

friction

Question 10

The centripetal force on a conker being whirled round on a string is caused by the …?

Answer 10

tension