Mass and Force

A girl of mass 70kg stands on Earth where gravitational field strength is 9.8N/kg, how much does she weigh?

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If a ball is falling at its terminal velocity, how big will the resultant force acting on the ball be?

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How many Newtons of frictional force will there be if a 600N girl with a 200N parachute falls in freefall until she reaches terminal velocity

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The unit of mass is

when force is constant mass and accleration are...

• directly proportional

• indirectly proportional

• inversely proportional

• proportional

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Mr Tinkler's mass is 95kg, what is his mass on the moon where gravity is six times smaller than it is on Earth?

The image shows a block that is being pulled along the floor. According to the image, what is the acceleration of the block? ____ m/s²

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What net force is required to accelerate a car at a rate of 2 m/s² if the car has a mass of 3,000 kg? ____ Newtons

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An object with a mass of 10 kg is accelerated upward at 2 m/s². What force is required? ____ Newtons

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How much force is required to accelerate a 1,800 kg truck at 3 m/s²? _____ Newtons

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