Answer:160.88 m
Explanation:
Given
Distance Between two person is 100
i.e.
Let W be the width of River
From First Triangle
From Second Triangle
Answer:
SeC14
Explanation:
sec14>C12-O
but since you can't subtract o from c , you get this
Answer: W is nucleus, Y is Neutron, Z is proton, and X is electron
Explanation:
When the ball bounces up it has kinetic energy.But before it falls it has potential energy, and then as it falls has kinetic energy again. The ones used the most is kinetic.
Answer:
Energy is an essential part of life because all of human activities require energy.