1st QUIZ Science-8 (15-items)

Name / Grade and Section.

It cannot move on their own unless something sets them in motion. (1 point)

• Animate Objects
• Inanimate Objects
• The Motion of an Object
• Objection.

A force that exerted by a solid surface, such as ground. (1 point)

• Normal force
• Fiction
• Net Force
• Weight

A vector quantity that may or may not change in the motion of an object? (1 point)

• Net Force
• Velocity
• Force
• Friction

Law of motion stated, "An Object at rest will remain at rest and the object in motion will continue to move unless its acted by a net force"? (1 point)

• Law of Inertia
• Law of Acceleration
• Law of Interaction
• Law of Motion

A force that pulls an object downward? (1 point)

• Friction
• Fiction
• Gravity
• Net Force

Identify, which of the objects has more inertia? (1 point)

• Shuttlecock
• Airplane
• Ship
• Pin

Newton's second law of motion, known as the Law of Acceleration, originally formulated as? (1 point)

• a=F/m
• m=F/a
• F=ma
• m=a/F

A truck pulled a little car that has a constant force of 4,400 N. If the mass of a truck and a car is 220 kg. What is the magnitude of acceleration of the truck? (1 point)

• 15 meter per second squared
• 20 meter per second squared
• 25 meter per second squared
• 30 meter per second squared

What is the mass of an object that accelerates at 5.0 meter per second squared under the influence of 20 net Force? (1 point)

• 2 Kg
• 4 Kg
• 5 Kg
• 3 Kg