You overhear someone say "We should switch to nuclear. It creates more energy than is put in". Why is this statement incorrect?
Question 3
3.
What forms of energy are included in Mechanical Energy?
Question 4
4.
Select the scenarios that illustrate Mechanical Energy
Question 5
5.
At which spot is KE the greatest?
Question 6
6.
At which spot is GPE the greatest?
Question 7
7.
At which spot is ME the greatest?
Question 8
8.
At which spot is velocity the greatest?
Question 9
9.
How does Conservation of Energy apply to Mechanical Energy?
Question 10
10.
What is the PE at 1?
Question 11
11.
What is the KE at 2?
Question 12
12.
What is the PE at 3?
Question 13
13.
What is the ME at 3?
Question 14
14.
What is the ME at 1?
Question 15
15.
What is the KE at 2?
Question 16
16.
What is the KE at 3?
Question 17
17.
What is the PE at 4?
Question 18
18.
What is the KE at 4?
Question 19
19.
A skier is at the top of a slope. Draw the graph that would represent the GPE as the skier starts down the slope.
Question 20
20.
A skier is at the top of a slope. Draw the graph that would represent the KE as the skier starts down the slope.
Question 21
21.
A skier is at the top of a slope. Draw the graph that would represent the ME as the skier starts down the slope.
Question 22
22.
The skier has a mass of 60 kg. A speedometer at the bottom of the slope records the skier's speed at 22 m/s. What is their KE at the bottom of the slope?
Question 23
23.
The skier has a mass of 60 kg. A speedometer at the bottom of the slope records the skier's speed at 22 m/s. What is their GPE at the bottom of the slope?
Question 24
24.
The skier has a mass of 60 kg. A speedometer at the bottom of the slope records the skier's speed at 22 m/s. What is their ME at the bottom of the slope?
Question 25
25.
The skier has a mass of 60 kg. A speedometer at the bottom of the slope records the skier's speed at 22 m/s. What is their ME at the top of the slope?
Question 26
26.
The skier has a mass of 60 kg. A speedometer at the bottom of the slope records the skier's speed at 22 m/s. What is their KE at the top of the slope?
Question 27
27.
The skier has a mass of 60 kg. A speedometer at the bottom of the slope records the skier's speed at 22 m/s. What is their GPE at the top of the slope?
Question 28
28.
The skier has a mass of 60 kg. A speedometer at the bottom of the slope records the skier's speed at 22 m/s. What is the height?
Question 29
29.
40 J of work is done to move a 5 kg box across the floor. What is the velocity of the box?
Question 30
30.
An arrow is stretched back in a bow and with 25 J of energy. How much Elastic energy does the bow have once it is stretched?
Question 31
31.
An arrow is stretched back in a bow and with 25 J of energy. How much Kinetic energy does the arrow have when it is released?
Question 32
32.
An arrow is stretched back in a bow and with 25 J of energy. If the bow is 0.05 kg, how fast is it moving?