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Aristotle vs Galileo

Total questions: 20

Worksheet time: 41mins

Name
Class
Date
1.
Inertia is....
a)
for every action, there is an equal and opposite reaction
b)
larger objects take more force to move 
c)
an object in motion tends to stay in motion unless acted on by an opposite force
d)
a push that acts in the opposite direction and it slows down.
2.

This form of motion can only occur in outer space or in a vacuum. It is solely dependent on the force of gravity.

a)

Free Fall Motion

b)

Centripetal Motion

c)

Projectile Motion

d)

None of the Above

3.

Which form of motion always follows a curved path and requires an initial launch force that is greater than the force of gravity?

a)

Centripetal Motion

b)

Projectile Motion

c)

Free Fall Motion

d)

None of the Above

4.

A leaping frog is an example of which type of motion.

a)

Projectile Motion

b)

Free Fall Motion

c)

Centripetal Motion

d)

None of the Above

5.
Acceleration: is the rate of change in ___________.
a)
speed
b)
distance
c)
velocity 
d)
displacement 
6.
What happens to the velocity of a ball as it is dropped off a cliff? 
a)
It decreases at a uniform rate 
b)
It increases at a uniform rate 
c)
It is constant 
d)
It increases at a non-uniform rate
7.

If you are Galileo answer the ff question:

"Why does a bowling ball and feather hit the ground at different times when dropped from the same height?"

a)

They don't; they hit the ground at the same time.

b)

One is more dense than the other.

c)

One is heavier than the other.

d)

Air resistance

8.

The more mass an object has, the faster it will fall.

a)

True

b)

False

c)

Aristotle - TRUE; Galileo - FALSE

d)

Aristotle - FALSE; Galileo - TRUE

9.
What is the horizontal acceleration of a projectile?
a)
0 m/s2
b)
-9.8 m/s2
10.
At the instant a ball is thrown horizontally with a large force, an identical ball is dropped from the same height. Which ball hits the ground first? 
a)
Neither- they hit at the same time
b)
the horizontally thrown ball
c)
the dropped ball
d)
None of these
11.
What is the vertical acceleration of a projectile?
a)
0 m/s2
b)
9.8 m/s2
12.

Based from Aristotelian Physics, what was natural for planets to do in terms of their type of motion?

a)

They orbit in elliptical motion

b)

They orbit in triangular motion

c)

They orbit in no particular consistent shape

d)

They orbit in circular motion

13.
Which would fall with greater acceleration in a vacuum—a leaf or a stone?
a)
the leaf
b)
the stone
c)
They would accelerate at the same rate.
d)
It is difficult to determine without more information.
14.

This is the idea used by Aristotle to explain how objects sustain their horizontal motion.

a)

large amount of force applied

b)

violent motion

c)

antiperistasis

d)

projectile motion

15.

Aristotle explained that the object moves depending on the natural motion of the dominant element of that object. Which among the following element-motion pairs is CORRECTLY matched?

a)

earth - circular

b)

fire - fall

c)

water - fall

d)

celestial - retrograde

16.

Aristotle proposed that all falling objects _______

a)

fall at the same speed

b)

fall at the same acceleration

c)

fall at the same distance

d)

fall at the same time

17.

Based from Galileo, force is needed to ___________

a)

sustain the motion of the object

b)

change the direction of the object

c)

change the speed of the object

d)

oppose the motion of the object

18.
How does friction affect speed?
a)
more friction decreases speed
b)
more friction increases speed
c)
less friction decreases speed
d)
less friction doesn't affect speed
19.
A type of friction that occurs when air pushes against a moving object causing it to decelerate.
a)
surface area
b)
air resistance
c)
velocity
d)
gravity 
20.

Aristotle stated that:

GREATER FORCE APPLIED = ___________

a)

greater distance covered

b)

greater speed

c)

greater acceleration

d)

greater free falling