There is a finite amount of energy in the universe. What does this mean?

Lightning strikes in the distance and six seconds later Thunder is heard how far away was the lightning strike

What is motion explain

People use resources to get or make many things, including energy, food, housing, and fresh water. Which of the following resources is necessary in order to make food? A: Stone B: Forest C: Petroleum D: solar energy

Do i become a professional astrophysicist after getting PhD in Astrophysics? Or will i be a postdoc research student i mean will i be practicing under another researcher? Will i get the correct salary just after finishing PhD?

What could cause a physical change in a bar of steel

Which si prefix means one one-hundredth (1/100) ?

A sled is being pulled to the left by 5 dogs with 6 newtons of force. Find the net force

Objects become electrically charged as a result of the transfer of

How many electrons do most atoms seek to have on their valence shell? Using this information, explain why certain elements are unreactive and why other elements are reactive.

Which of the following statements is good advice to prevent becoming overly emotional? A. There is no way to prevent becoming overly emotional. B.