# Q1-SCIENCE8

## Quiz by LIEZEL DABU

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50 questions
• Q1
Which of the following describes a force?
A push only
A pull only
A push or pull or both
30s
• Q2
What is the unit of force in metric system?
Newtons
Calorie
Joules
30s
• Q3
How do forces occur?
in pairs
by themselves
in triplets
30s
• Q4
A 500 N lady sits on the floor. How much force the floor exerts on her?
500N
50N
250N
30s
• Q5
Which force always pulls the objects to the ground?
Friction
Applied
Gravitational
30s
• Q6
What refers to how large or strong is the force?
direction of the force
Magnitude
line of action
30s
• Q7
Two people pull on a rope in a tug-of-war. Each pull with a 300 N force. What is the net force?
300 N
0 N
600 N
30s
• Q8
Who formulated the Three Laws of Motion?
Aristotle
Isaac Newton
Thomas Edison
30s
• Q9
Which has the greatest inertia?
jeepney
airplane
car
30s
• Q10
All of the following apply the third law of motion EXCEPT?
kicking a ball
throwing a stone
rowing a banca
30s
• Q11
Which of these vehicles moving at the same velocity is difficult to stop?
a train
a bus
a car
30s
• Q12
What Newton’s Law of Motion requires the use of seatbelt in cars?
Law of Inertia
Law of Acceleration
Law of Interaction
30s
• Q13
For every_____ there is an equal and opposite_____.
action,reaction
action, action
reaction, action
30s
• Q14
Kinetic energy is the energy an object possessed due to its_________.
motion
mass
position
30s
• Q15
Potential energy is the energy of an object based on its _______.
height and mass
speed and height
mass and speed
30s

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