Velocity
momentum = mass times velocity
Because people back then did not have enough access to technology like we do today
The answer is the first one The Earth rotates on its axis over 24hrs.
Answer:
No
Explanation:
A period is when your body produces a layer of tissue and blood to protect the baby. But the period is when your body is like "oops, false alarm" and disposes of the tissue and blood. During pregnancy, the baby is kept safe by the tissue and blood, that is why women don't have periods during pregnancy.
Your body can store some fuels in a form that offers muscles in a immediate source of energy. Carbohydrates such as sugar are readily broken down in glucose, the part of your bodies principal energy source.
Hoped this helpes! =)