What is the potential energy of a 35 kg child sitting

Megan is waiting for the school bus. She sees it driving down the street straight toward her position. If the bus is moving at a constant speed, which graph shows the position of the bus relative to Megan through time?

Do changes that cannot be easily reversed, such a burning, observe the law of conservation of mass? Explain.

All elements arranged vertically in the periodic table have similar properties

A rock is rolling down a hill. At position 1, it's velocity is 2.0 m/s. Twelve seconds later, as it passes position 2, it's velocity is 44.0 m/s. What is the acceleration of the rock? 42.0 m/s^2 3.7 m/s^2 3.8 m/s^2 3.5 m/s^2

An object is thrown with a force of 30 Newtons and ends up with an acceleration of 3 m/s ^ 2 due to that throw. What is the mass of that ball?

The resource speaks of the atmosphere as if it were living, in the sense that as the earth's surface is heated by the light from the sun, it is heated unequally and as a result of this unequal heating of the surface, air and water begin to move

If objects travelling at near the speed of light gain mass because their energy of their motion is being converted into mass, the does a photon gain mass?

16. The spreading of sound waves around openings in barriers is called A. reverberation. B. an echo. C. diffraction. D. refraction.

Specific data such as age, income, family size, and occupation, used for marketing purposes, is called A. demographics. B. survey statistics. C. a secondary market. D. the target market.

What 4 things do all living organisms need to survive