Acceleration and Newton's Laws Quiz
Studying this course? Keep your progress in one place.
Pick an answer for each. Quizzes never use energy.
5 questions, one answer each
Each answer is checked as you go, with why.
See all 5 questions
1. A car accelerates from rest and reaches a velocity of 25 m/s in 5 seconds. What is the acceleration of the car?
- A. 5 m/s²
- B. 20 m/s²
- C. 125 m/s²
- D. 0.2 m/s²
2. Which statement correctly describes Newton's First Law?
- A. An object accelerates when the resultant force equals its mass
- B. An object remains at rest or at constant velocity unless acted on by a resultant force
- C. Every action force produces a smaller reaction force
- D. An object's acceleration is inversely proportional to the resultant force applied
3. A force of 60 N is applied to an object with a mass of 15 kg. Calculate the acceleration produced.
- A. 900 m/s²
- B. 4 m/s²
- C. 0.25 m/s²
- D. 75 m/s²
4. A ball is dropped from a height. Which of the following correctly describes a Newton's Third Law pair for this situation?
- A. The ball falls downwards and air resistance pushes upwards
- B. Gravity pulls the ball downwards and the ball pulls the Earth upwards with equal force
- C. The ground stops the ball and the ball stops the ground
- D. The ball accelerates downwards and the Earth remains stationary
5. An object has an initial velocity of 8 m/s and accelerates at 2 m/s² for 6 seconds. Using the equation s = ut + ½at², calculate the distance travelled.
- A. 48 m
- B. 84 m
- C. 96 m
- D. 72 m