KINEMATICS

Rising of smoke is an example of what type of motion according to Aristotle?

• natural

• normal

• reaction

• violent

What will happen if an external force is acted upon a body at rest?

• it will move

• it will not move

• nothing will happen

• it will remain in motion

Tags

NGSS.MS-PS2-2

What will happen to the acceleration of the body if a marble moves in a sloped downward plane?

• accelerates

• decelerates

• nothing

• not determined

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

Which of the following is NOT considered part of Aristotelian’s natural motion?

• A book resting on top of a table

• Pushing a cart

• An apple falling from a tree

• Smoke naturally rises

Which of the following is TRUE about Galileo’s assertion about free - falling bodies?

• Bodies will fall on the surface of the Earth at a constant acceleration.

• Bodies will fall on the surface of the Earth at a constant speed.

• Bodies will fall on the surface of the Earth at a constant velocity.

• Bodies will fall on the surface of the Earth at a constant projectile.

Tags

NGSS.MS-PS2-4

What is the velocity and acceleration at a maximum height of an object thrown vertically upward

• velocity = zero, acceleration = -g

• velocity ≠ 0, acceleration = -g

• velocity = 0, acceleration = g

• both velocity and acceleration = 0

The grater the mass of an object, __________.

• the more balanced it is

• the greater its inertia

• the more space it takes up

• the easier it is to be moved

Tags

NGSS.MS-PS2-2

What is Newton’s second law of motion?

• Law of inertia

• Law of acceleration

• Law of interaction

• Law of conservation

Tags

NGSS.MS-PS2-2

Which of the following real-life examples demonstrates Aristotle's concept of natural motion?

• Throwing ball into the air.

• Pushing a heavy object on a surface.

• Rowing a boat against the current.

• A stone freely falling to the ground.

A book rests on a horizontal table. If the action force is the force that the table exerts on the book, what is the reaction force?

• An upward force of exerted by the book on Earth.

• A downward force exerted by Earth on the book.

• An upward force exerted by the book on the table.

• A downward force exerted by the book on the table.

Tags

NGSS.MS-PS2-2