If a boulder has a mass of 50 kg and a potential energy of 490 j what is the height of the boulder

An experiment is designed to compare the differences in learning outcomes between learning math from s video game and learning it from traditional classroom activities. the experiment finds no difference between the two.

What does high potential mean in physics?

Which of these is an effect of space travel? muscle shrinkage decreased bone density bone density increase increase in muscle mass

Which is a valid velocity reading for an object? A) 45 m/s B) 45 m/s north C) 0 m/s south D) 0 m/s

Question 2: The number of protons plus the number of neutrons in an atom is equal to its A. atomic number B. mass number C. nuclear model D. energy level

Which type of reaction will for a chemical bonded combination

What kind of change is salt dissolving in water

Which of these is the most effective way for manny to cool down after kickboxing? start static stretches to increase his flexibility walk around to lower his heart rate sit and catch his breath to avoid light-headedness run one to three miles to

One of the driving forces of plate motion is: A. volcanic eruptions along coastlines B. meteor impacts in the ocean basins C. convection currents in the mantle D. hot liquid magma in the inner core

Which element is required for the combustion of fossil fuels? nitrogen hydrogen oxygen carbon