Answer:
5488 Joules
Explanation:
Use the formula for the potential energy:

Answer:
The answer is A
Explanation:
Density basically shows the amount of mass per volume of something. You can easily find Density with the equation D=m/v
D= Density
m= mass
v= volume
64 miles/hour
Therefore 1/64 hours/mile
68 miles * 1/64 hours/mile (notice how miles cancels out)
Therefore the answer is 68/64 hours = 1.0625 hours = 1 hour 3min and 45sec.
Answer:
1.A compound is when two substances are put together and there is a reaction creating a new substance Ex. H20. A mixture is when two substances are put together, there is no reaction and they can be separated easier than compounds. Ex. salad dressing.
2.Atomic bonds
3.Compound
4.Element
5.Mixture
Explanation: