Waleed is studying force and change in momentum. He understands that force changes momentum. If a force of 8 N acts for 2 seconds, what is the impulse?

Patricia is studying frictional dissipation. She knows that friction converts mechanical energy into heat. What is the term for this energy conversion?

Which has more inertia?

Omar is learning about types of forces. He knows that tension is a force transmitted through a string or rope. Which of the following is an example of tension?

Force that acts only when bodies are in contact is called:

Quinn is studying the center of mass of a body. He knows that the center of mass is the point where the entire weight of the body can be considered to act. For a uniform rod, where is the center of mass located?

Paula is studying contact and non-contact forces. She understands that magnetic force is a non-contact force. Which of the following is an example of a magnetic force?

Principle of conservation of momentum states that:

Greater mass means:

Newton’s Third Law of Motion states that:

The vertical or perpendicular component of a force F making an angle θ with the horizontal x-axis is given by:

Qasim is learning about friction. He understands that friction is a force that opposes motion. Which of the following increases friction?

Qasim is learning about fundamental forces. He understands that electromagnetic force is responsible for electric and magnetic interactions. Which of the following is a result of electromagnetic force?

Which of the following is an example of action-reaction pair?

Free body diagram represents:

Vera is learning about types of forces. She understands that tension is a force transmitted through a string. What is the direction of tension in a string?

Effect of force on velocity can be:

George is trying to slide a heavy box across the floor. He finds it difficult to start moving the box, but once it moves, it requires less force. What concept explains this observation?

Fatima is analyzing the stability of a ball resting on a flat floor. If she pushes it slightly, it rolls and comes to a stop at a new position. What type of equilibrium does the ball have?

Samir is studying Newton's second law. He understands that acceleration is inversely proportional to mass. If the same force is applied to two objects of masses 2 kg and 4 kg, which object will have greater acceleration?

When brakes are applied, passengers move forward due to:

Zayn is studying Newton's third law. He learns that action and reaction forces act on different objects. Which of the following correctly describes action-reaction pair?

Uma is studying the conditions of equilibrium. She knows that for a body to be in equilibrium, the sum of all forces and the sum of all torques must be zero. What is the second condition of equilibrium?

Impulse is equal to:

Which is a non-contact force?

Julia is studying the stability of objects. She knows that a cone standing on its base has stable equilibrium. What type of equilibrium does a cone standing on its tip have?

Aisha is learning about mass and weight. She understands that weight is a force. What is the unit of weight?

Waseem is studying the stability of objects. He knows that a cone lying on its side is in neutral equilibrium. What happens if it is displaced?

Ibrahim is studying the center of mass. He knows that the center of mass of a body is the point where the body can be balanced perfectly. For a uniform sphere, where is the center of mass located?

Ahmed is studying the concept of force. He knows that force is a push or a pull. What is the SI unit of force?