WorksheetsMechanical Energy
Total questions: 11
Worksheet time: 6mins
Using the equation for KE= 21mv2 , what is the energy of the 5-kg moving object moving at 4 m/ s2 ?
20 Joules
40 Joules
30 Joules
1.2 Joules
It is the energy of a moving object.
Potential Energy
Chemical Energy
Elastic Energy
Kinetic Energy
Energy cannot be created nor destroyed it just transferred from one form to another. This law is known as ______.
Law of Momemtum
Newton's Law of Motion
Law of Conservation of Energy
Mass and Energy Equavalence
______ is the energy by virtue of its location.
Kinetic Energy
Elastic Energy
Potential Energy
Chemical
A 1kg-ball is released from the top of Bagley Elementary Middle School building from the ground approximately of 9 m-height. What is the gravitational potential energy? hint g = 9.8 m/ s2 .
88.2 Joules
18.8 Joules
0.8 Joules
9.8 Joules
What is the Kinetic Energy of a 100 kg-object if it moving at 4m/s?
600 J
800 J
400 J
700 J
A 30kg-girl run at a rate of 7 m/s, what is the kinetic energy?
2,940 J
345 J
735 J
972 J
Given the same mass, compare the kinetic energy of two objects with a speed of 5m/s and 10 m/s respectively.
Same kinetic energy
A 10 m/s-Object has 4 times KE compared to a 5m/s-object.
A 5 m/s-Object has 4 times KE compared to a 10m/s-object.
Information is not sufficient.
It is the energy of a moving object.
Potential Energy
Chemical Energy
Elastic Energy
Kinetic Energy
What force makes objects fall to the group when we drop them?
friction
gravity
push
magnetism
Kinetic energy is the energy of
stored energy
motion
elastic
gravity
