Answer:
gravitational potenetial energy =ℎ
Explanation:
none
The second one since convection is the process by which heat is transferred from a solid surface to a non solid
"You may use the text book, class notes, current event articles and previous assessments as resources. You may not, however, receive help from any other person in completing the examination" is TRUE.
<u>Answer:</u> Option A
<u>Explanation:</u>
It become time taking on searching everything by own and specially without guidance or presence of an individuals support. But that process also train one in selecting resources wisely rather than going in quantity and attractiveness, one start choosing simple and quality based.
Many resources also become reason of failure, because it create complexity and eat more time, with less efficiency. But composed and limited material always leads to good qualification and shows independence of achievement.
Answer:
Explanation:
The kinetic energy of an object is given by
where
m is the mass of the object
v is its speed
For the car in this problem,
m = 1400 kg
v = 30 m/s
Therefore, the kinetic energy of the car is