Worksheets9.Q2.Dynamics, 9/8
Total questions: 10
Worksheet time: 9mins
These 3 blocks rest on a table, the weight for A is 1N, B is 2N and C is 3N . The magnitude of the force exerted on Block B by Block A is:
6 N
3 N
2 N
5 N
1 N
What will cause an object’s motion to change?
Applied forces
Unbalanced Forces
Balanced Forces
Net Forces
An object moves horizontally at a decreasing velocity. Which of the following is true?
Applied force is less than the frictional force
Net force is zero
Net force is positive
Net force is equal to the frictional force
Normal force and gravitational force each have a magnitude of 0 N
The SI unit for force is called the Newton. Which expression is equivalent to N?
kg.m/s
kg.m/s^2
kg.m^2/s^2
kg.m^2/s^3
kg.m^2/s
Which of the following is not a type of force?
Tension
Regular
Normal
Buoyant
Weight
The graph represents the motion of a truck starting to tow a 500 kg car. What force is the truck exerting on the car?
4000 N
5000 N
250 N
200 N
2000 N
Which of Newton’s Laws is the most relevant to explaining why rockets are able to fly upwards?
1st
2nd
3rd
Law of Equal and Opposites
Law of Inertia
These X-T graphs represent the motion of 4 different objects applying a force. Which object is producing the largest force?
a
b
c
d
can not determine needed information from an XT graph
Newton’s First Law only applies to objects that are at rest
True
False
It is possible for an asteroid in interstellar space, completely alone, to experience a force.
True
False
