What is water moving rocks?

Select all the correct answers. which changes will increase the rate of reaction during combustion? decreasing the area of contact between the reactants adding more oxygen to the reaction removing heat from the reaction changing the reactants from solid form to powdered form lowering the exposure of the reactants to air

Achild has maximum walking speed of 1.6 m/s. what is the length of the child's legs? 0.26 m

What is reflection, what is refraction, and what is diffraction. what some similarities or differences between the three.