8miles in 2 hours. Let's find how many she did on average in one hour.
8/2 = 4miles per hour.
Answer:
C
Explanation:
You climbing the water slide gives you potential energy and your building gravitational eneergy.
Answer:
The activation energy for an endothermic reaction is quite large and usually takes extra energy from the environment, it is normally not a natural spontaneous process.
Explanation:
- Endothermic reactions require absorbing energy of the surrounding mainly in the form of heat.
- Chemical energy needs energy input to break the bonds.
- Examples of endothermic reactions: Photosynthesis
, melting of ice
, and evaporating liquid water.
Ok so I got the answer,and I’m confident it’s right.The answer is I=0