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Q 1/25
Score 0
A force that requires contact on both objects to occur.
300
Gravitational
Non-Contact
Contact
Frictional
Q 2/25
Score 0
All of the following are examples of non-contact force, EXCEPT:
300
frictional
magnetic
electrostatic
gravitational
25 questions
Q.
A force that requires contact on both objects to occur.
1
300 sec
Q.
All of the following are examples of non-contact force, EXCEPT:
2
300 sec
Q.
After taking a bath, you usually comb your hair to untangled knots in your hair. Combing hair whether with comb or hand is an example of _________ force.
3
300 sec
Q.
_________ forces can be applied to the objects without touching.
4
300 sec
Q.
What object/s could best illustrate a magnetic force?
5
300 sec
Q.
Electrostatics force results by like charges that _________ like two protons and unlike charges that _______ like protons and electrons.
6
300 sec
Q.
The type of contact force that is exhibited between strings and ropes.
7
300 sec
Q.
A property of matter that tends to resist any change in its state of motion.
8
300 sec
Q.
The ___________ force of the sun keeps the Earth and all other planets in the solar system in their orbits.
9
300 sec
Q.
Which is an example of non-contact force acting in an object?
10
300 sec
Q.
The three laws of motions were developed by ________.
11
300 sec
Q.
Newton’s first law of motion is also known as the __________.
12
300 sec
Q.
According to the Law of Inertia, an object with greater mass has ________ inertia.
13
300 sec
Q.
This law states that, “For every action, there is an equal and opposite reaction.”
14
300 sec
Q.
The Law of Acceleration can be mathematically expressed as _______.
15
300 sec
Q.
The SI unit of force is _______.
16
300 sec
Q.
Newton’s third law of motion states that every action has an equal and opposite reaction. This means that forces always act in _______.
17
300 sec
Q.
You saw a young lady in a grocery pushing a grocery cart full of essential items. What external force acted on the grocery cart for it to move?
18
300 sec
Q.
When you sit on a chair, your body exerts a downward force on the chair and the chair exerts an ______ force on your body.
19
300 sec
Q.
Forces always come in pairs- unequal and opposite action-reaction force pairs.
20
300 sec
Q.
Acceleration is directly proportional to the net external force.
21
300 sec
Q.
All matter has inertia.
22
300 sec
Q.
An object accelerates 16.3 m/s² when a force of 4.6 N is applied to it. What is the mass of the object?
23
300 sec
Q.
An object with a mass of 6.0 kg accelerates 4.0 m/s² when an unknown force is applied to it. What is the amount of force?
24
300 sec
Q.
A net force of 15 N is exerted on an encyclopedia to cause it to accelerate at a rate of 5 m/s². Determine the mass of the encyclopedia
