HELP ASAP PLEASE I WILL GIVE BRAINLIEST
the first picture is for number 6 and the last picture is for both 11 and 12
Question 1 (10 points)
Joules could be used to measure
Question 1 options:
work done in lifting a bowling ball
potential energy of the bowling ball on a shelf
kinetic energy of a rolling bowling ball
all of the above
Question 2 (10 points)
The energy of motion is called____________ energy.
Question 2 options:
Kinetic Energy
Potential Energy
Mechanical energy
Work
Question 3 (10 points)
Potential Energy can be converted into Kinetic Energy and Kinetic Energy can be converted back into Potential Energy.
Question 3 options:
True
False
Question 4 (10 points)
A bicyclist pedaling up a hill is an example of kinetic energy
Question 4 options:
True
False
Question 5 (10 points)
Looking at the above diagram at what point would the Potential Energy be the lowest?
Question 5 options:
B
C
D
E
Question 6 (10 points)
Where on the diagram above would the roller coaster have the least amount of kinetic energy?
Question 6 options:
A
B
C
D
Question 7 (10 points)
Which example has gravitational potential energy?
Question 7 options:
beaker sitting on the floor
A horse slowing down from a run
A bicycle being pedaled down a horizontal path
An apple about to fall from a tree branch
Question 8 (10 points)
Which of the following situations does not involve potential energy being changed into kinetic energy?
Question 8 options:
shooting a dart from a spring-loaded gun
an apple falling from a tree
a creek flowing down the side of a mountain
stretched rubber band held between two fingers
Question 9 (10 points)
A roller coaster car is traveling down a track at 22 m/s. The car has a mass of 2000 kg. What is the Kinetic energy of the car?
Use the formula
Question 9 options:
44,000 J
968,000 J
484,000 J
22,000 J
Question 10 (10 points)
A baby stroller is a rest on top of a hill which is 10 m high. The stroller and baby have a mass of 20 kg. What is the potential energy of the baby and stroller?
Use the formula and don't forget that gravity is 9.8 m/s2
Question 10 options:
0.5 J
20.4 J
1960 J
200 J
Question 11 (10 points)
As the basketball bounces up from A to B, how is the energy converted?
Question 11 options:
The basketball keeps the same amount of potential and kinetic energy throughout the bounce.
The basketball is gaining kinetic energy and losing potential as it bounces up.
The basketball is gaining potential energy and losing kinetic as it bounces up.
Both potential and kinetic energy increase as the ball bounces up.
Question 12 (10 points)
During which part of the basketball's bounce is the most kinetic energy gained?
Question 12 options:
From A to B
From B to C
From C to D
From D to E
