30 Questions

Questions and Answers

- 1.A sheet of paper can be withdrawn from under a container of milk without toppling it if the paper is jerked quickly. This best demonstrates that
- A.
The milk carton has no acceleration

- B.
There is an action-reaction pair of forces

- C.
Gravity tends to hold the milk carton secure

- D.
The milk carton has inertia

- E.
None of these

- 2.Your weight is
- A.
Actually your mass.

- B.
The gravitational attraction between you and the earth.

- C.
A property of mechanical equilibrium

- D.
All of these

- E.
None of these

- 3.An object weights 30 N on Earth. A second object weighs 30 N on the moon. Which has the greater mass?
- A.
The one on earth.

- B.
The one on the moon

- C.
They have the same mass

- D.
Not enough information to say

- 4.Comparison of a quantity to a standard.
- 5.Quantity that is a combination of 2 or more fundamental quantities.
- 6.It is a measure of how fast an object moves fast.
- 7.Tendency of an object to resist changes in its state of motion.
- 8.When the acceleration of a falling object is 9.8 m/s
^{2}it is in ________. - 9.It is the path followed by a projectile.
- 10.It is the shape of a projectile's trajectory.
- 11.When the net force is equal to zero the system is in ______.
- 12.It is inertia in motion.
- 13.The SI unit of force. (complete word)
- 14.Collision where colliding objects collide without lasting deformation or generation of heat.
- 15.Collision where colliding objects collide with lasting deformation and generation of heat.
- 16.A quantity that is equal to the change in momentum.
- 17.Law stating that for every action there is an equal but opposite reaction.Law of _________. (ONE WORD)
- 18.These are the numbers that carry meaning contributing to the precision of a measurement.
- 19.It is the sum of two or more vectors.
- 20.A quantity that can be described as having magnitude only.
- 21.A quantity that can be described as having both magnitude and direction.
- 22.It is a measure of how fast an object moves.
- 23.Any object that moves through air or space under the influence of gravity.
- 24.Science that deals with the study of matter, energy and their interactions.
- 25.The part of the vector that lies on the x-axis.
- 26.A vector with a magnitude of one and whose only purpose is to point direction.
- 27.How many millimeters are there in one centimeter?
- 28.Law stating that the acceleration of an object is directly proportional to the force and inversely proportional to mass.Law of __________.
- 29.It is the slope of a velocity versus time graph.
- 30.It is the slope of a distance versus time graph.