How do we usually hear things? Sound waves are made of ___ that pushes together ___.

A. energy, air particles

B. electromagnetic waves, parts of our ear

What is mass defect? the difference between the mass of the protons and the mass of the neutrons in an atom the difference between the mass of the nucleus in an atom and the total mass of individual nucleons the difference between the mass of the

Plants make their own carbohydrates, proteins, and fats. Where do they get the energy needed to make these substances? a carbon dioxide b the Sun c plant food d soil and water

During a baseball game, a baseball is struck at ground level by a batter. The ball leaves the baseball bat with an initial velocity v0 = 26 m/s at an angle θ = 17° above horizontal.

Why does a rock not visibly vibrate?

And each year how many earthquakes detected around the whole world

Ways that charges can be transferred

A cricketer can throw a ball to a maximum horizontal distance of 100m. How much high above the ground can he throw same ball

What is the relationship between the slope of the position graph of an object and its velocity?

Differeniate between thermal energy and heat

The term that describes the time when the sun's are directly over the equator is: