Motion

Multiple Choice

An object has moved if it has changed position.

• Maybe
• True
• Depends on the weather
• False

Multiple Select

Which scientists are considered as forefathers of the idea of motion?

• Galileo

• Aristotle

• Newton

• Ptolemy

Concepts of Motion from Aristotle and Galileo | Physical Science | Mechanics | Astronomy - YouTube

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Multiple Choice

Motion involves an applied force to allow it to move unnaturally.

• Aristotle

• Galileo

• Newton

• Aristarchus

Multiple Choice

Which scientist considered that motion is affected by friction that causes them to move slowly or to eventually stop?

• Galileo

• Aristotle

Multiple Choice

When an object slides down, it ___.

• Speeds up

• Slows down

• Maintains its speed

• Moves randomly

Multiple Choice

When an object moves straight, it ___.

• Speeds up

• Slows down

• Maintains its speed

• Moves steady but eventually stops

Multiple Choice

When an object climbs up, it ___.

• Speeds up

• Slows down

• Maintains its speed

• Moves randomly

Multiple Choice

How did Galileo believe motion to be?

• Heavier objects tend to fall faster than lighter objects

• All objects fall down with same speeds provided there is no friction

• Heavier objects fall slower than light objects

• All objects will bounce

Multiple Choice

How did Aristotle believe motion to be?

• Heavier objects tend to fall faster than lighter objects

• All objects fall down with same speeds

• Heavier objects fall slower than light objects

• All objects will bounce

Multiple Choice

What is the tendency of an object to resist change in motion?

• Mass

• Weight

• Inertia

• Momentum

Multiple Choice

True or False: Dynamics deals with motion with Forces.

• Not sure
• False
• Maybe
• True

Multiple Choice

The acceleration is directly proportional to the force applied and inversely proportional to mass.

• Law of Inertia

• Law if Acceleration

• Law of Interaction

• Law of Superposition

Multiple Choice

For every action there is an equal and opposite reaction.

• Law of Inertia

• Law if Acceleration

• Law of Interaction

• Law of Superposition

Multiple Choice

An object in motion will remain in motion while an object at rest will remain at rest unless acted upon by an unbalanced force.

• Law of Inertia

• Law if Acceleration

• Law of Interaction

• Law of Superposition

Multiple Choice

Is this a scalar or vector? 25 L.

• Scalar
• Direction
• Vector
• Magnitude

Multiple Choice

Is this a scalar or vector? 45 m, North.

• Scalar
• Direction
• Vector
• Magnitude

Multiple Choice

Is this a scalar or vector? Displacement

• Direction
• Magnitude
• Scalar
• Vector

Multiple Choice

How much is the displacement in the previous example?

• 0m

• 8m

• 4m

• 16m

Multiple Choice

How much distance was covered in the previous example?

• 15m

• 13m

• 14m

• 16m