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In: Physics

1. Skydivers experience terminal speed. (15 Marks) (a) State what terminal speed is and how it...

1. Skydivers experience terminal speed.

(a) State what terminal speed is and how it occurs

(b) Explain the effect opening a parachute has on the skydiver's terminal speed

2. A car is driving at constant speed along a flat road.

(a) State the net force on the car.

(b) Draw a diagram of the car, and four forces (including vertical forces) acting on the car. Make sure vectors (arrows) that should be the same length, are the same length.

3. Two students are sitting in small boats and pulling on a rope:

(a) The student on the left is pulling with 432 N. State how much force the student on the right is pulling with. (b) The student on the left and his boat have a total mass of 103 kg, and the friction of the water is 98.1 N. Calculate the acceleration of the student on the left.

please write the answer in the word

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