Q.1.
Gravitational potential energy depends on the ________ and ________ of the object.
Q.2.
What will be the formula if we are finding the TIME using the formula of power?
Q.3.
What are the factors that can affect the power?
Q.4.
When did an object have more kinetic energy?
Q.5.
Which of the following statements show kinetic energy?
Q.6.
A force exerted over a distance to move an object is ______________________.
Q.7.
Energy of a rock perched on a cliff is an example of...
Q.8.
Energy from a compressed spring would be an example of...
Q.9.
The faster an object moves, the ________ kinetic energy it has.
Q.10.
When you release a stretched rubber band, the rubber band has ________ energy.
Q.11.
What is the formula for calculating the total amount of mechanical energy?
Q.12.
Why does the total amount of mechanical energy stay constant in a system?
Q.13.
In comparing of table tennis ball and tennis ball, which ball covered a longer distance once it was placed in a slope?
Q.14.
Elastic potential energy is energy stored in object that are compressed or __________.
Q.15.
What are the factors affect gravitational potential energy?
Q.16.
What are the two necessary conditions for work to be done?
Q.17.
What is the unit for work?
Q.18.
The sun provides ____________ and ____________ energy that can be harnessed and used for solar power.
Q.19.
A student with a mass ofkg walks up a flight of stairs with a height of 3.4 meters. How can he decrease his power?
Q.20.
Check all of the things that can affect power