Physics Practice Sheet
Section 1: Kinematics
Problem 1
An object moves with uniform acceleration of 5 m/s2. Its initial velocity is 10 m/s and travels a distance of 100 m. Find its final velocity.
Problem 2
A car starts from rest and accelerates uniformly at a rate of 8 m/s2. How long will it take to travel a distance of 400 m?
Problem 3
A ball is thrown horizontally from the top of a building. The ball strikes the ground after travelling a horizontal distance of 60 m. How tall is the building?
Section 2: Newton's Laws of Motion
Problem 4
A box is pushed across a frictionless surface with a force of 20 N. If the mass of the box is 5 kg, what is the acceleration of the box?
Problem 5
A force of 30 N is exerted on a 5 kg block of wood. What is the acceleration of the block?
Problem 6
A 70 kg skier starts from rest and slides down a 30° slope. What is the force of friction acting on the skier if the coefficient of friction is 0.1?
Section 3: Work and Energy
Problem 7
A 5 kg object is lifted 10 m. How much work was done against the force of gravity?
Problem 8
A force of 20 N is applied to a block of wood weighing 10 N that slides on a frictionless surface. If the block moves a distance of 5 m, how much work is done on it?
Problem 9
A 2 kg object is released from rest at a height of 20 m. What is its velocity right before impact with the ground?
Section 4: Waves
Problem 10
A wave is moving through a medium with a frequency of 500 Hz and a wavelength of 0.5 m. What is the speed of the wave?
Problem 11
A sound wave has a wavelength of 0.01 m and a frequency of 5000 Hz. What is the speed of sound in the medium?
Problem 12
A guitar string has a length of 0.5 m and a tension of 100 N. What is the speed of sound in the string if it has a mass of 0.01 kg?
Goodluck on the practice problems!