Question

Energy object possesses due to its position is called
A. kinetic energy
B. chemical energy
C. mechanical energy
D. potential energy
2.
The amount of kinetic energy something has depends on its....
A. mass and force
B. mass and weight
c. mass and height
D. mass and velocity
3.
if the speed of an object is doubled then its kinetic energy is
A. doubled
B. halved
C. quadrupled
D. tripled
4.
Looking at the following list of objects, which would be using kinetic energy?
A. docked boat
B. falling tree
C. sleeping cat
D. willow tree
5.
Change in G.P.E can be written as
A. mgh
B. mh
C.mg
D.gh
6. A weightlifter raises weights with a mass of 200 kg from the ground to a height of 1.5 m, the increase in
their G.P.E is
A. 800
B. 1000
D. 29403
C. 19621
7. What is the KE of a 10 kg rock if it rolls down the hill at a velocity of 3 meters/sec?
C. 453
D. 903
A. 15 )
B. 30 )
8. When a person is jump roping where do they have the most potential energy?
A. at the bottom when they bend their knees
B. at the top right before they go down again
C. in the middle of their jump
D. at the bottom when they hit the ground​

Answer 1

Answer:

Single executive consist of a person who does not share power with others. The USA President is an example of the single executive. ... When the directing authority is exercised not by one single individual for a term but a group of persons having co-equal authority, it is known as 'Plural' executive.

Answer 2

Answer:

q 1st kinetic energy q2nd mass and velocity 3rd ka double