1.Which of the following is always true about net force? A. It causes motion. B. Its Sl unit is newton. C. It makes the objects speed up. D. It is inversely proportional to acceleration. 2. What is force? a. A push exerted on an object b. A pull exerted on an object C. A push or pull exerted on an object d. None of the given choices 3. Which of the following statements is not one of Newton's Laws of motion? A. In the absence of an unbalanced force, an object moves at constant velocity. B. For any force there is always an equal but opposite reaction force. C. The force and the acceleration of a body are towards the same direction. D. What goes up must come down. 4. If the force of gravity on balloon is 3,000N, and the lift force provided by the atmosphere is 2,900N, in which direction is the net force acting? A. upward B. downward C. towards the east D. there is no net force 5. The opposing force that tends to slow down the motion of an object. C. normal force D. Applied force A. Tension B. Friction 6. An object accelerates 8.2 m/s2 when a force of 20.1 newtons is applied to it. What is the mass of the object? a.2.45 Kg b. 2.45 m/s c. 2164.82 kg d.0.41 k

1.Which of the following is always true about net force? A. It causes motion. B. Its Sl unit is newton. C. It makes the objects speed up. D. It is inversely proportional to acceleration. 2. What is force? a. A push exerted on an object b. A pull exerted on an object C. A push or pull exerted on an object d. None of the given choices 3. Which of the following statements is not one of Newton's Laws of motion? A. In the absence of an unbalanced force, an object moves at constant velocity. B. For any force there is always an equal but opposite reaction force. C. The force and the acceleration of a body are towards the same direction. D. What goes up must come down. 4. If the force of gravity on balloon is 3,000N, and the lift force provided by the atmosphere is 2,900N, in which direction is the net force acting? A. upward B. downward C. towards the east D. there is no net force 5. The opposing force that tends to slow down the motion of an object. C. normal force D. Applied force A. Tension B. Friction 6. An object accelerates 8.2 m/s2 when a force of 20.1 newtons is applied to it. What is the mass of the object? a.2.45 Kg b. 2.45 m/s c. 2164.82 kg d.0.41 k

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Question

1.Which of the following is always true about net force?
A. It causes motion.
B. Its Sl unit is newton.
C. It makes the objects speed up.
D. It is inversely proportional to acceleration.
2. What is force?
a. A push exerted on an object
b. A pull exerted on an object
C. A push or pull exerted on an object
d. None of the given choices
3. Which of the following statements is not one of Newton's Laws of motion?
A. In the absence of an unbalanced force, an object moves at constant velocity.
B. For any force there is always an equal but opposite reaction force.
C. The force and the acceleration of a body are towards the same direction.
D. What goes up must come down.
4. If the force of gravity on balloon is 3,000N, and the lift force provided by the atmosphere is
2,900N, in which direction is the net force acting?
A. upward
B. downward
C. towards the east
D. there is no net force
5. The opposing force that tends to slow down the motion of an object.
C. normal force
A. Tension
B. Friction
D. Applied force
6. An object accelerates 8.2 m/s2 when a force of 20.1 newtons is applied to it. What is the
mass of the object?
a.2.45 Kg
b. 2.45 m/s c. 2164.82 kg
d.0.41 k

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