An object travels in a circular path of radius r at a constant speed v. What happens to the objectâs acceleration if the radius of the circle is quadrupled and the speed is doubled?.

Ingrid wrote the hypothesis below. if the temperature of a liquid increases, the density of the liquid decreases because the particles move farther apart. what are the variables in her hypothesis?

The percent efficiency of a machine can never be 100% (or greater), because in the real world some energy is always converted into a. heat b. work c. input force d. output force

Describe the function of the endomembrane system? what organelles are involved?