Answer:
The answer is A
Explanation:
The teeth grinds the food and that is physical and the saliva breaks down the molecules, so that is chemical
Weight is determined by the effect of gravity on an object, which relates to the mass of the object. The moon has less mass than the Earth, and therefore the gravitational pull is less strong, meaning that the weight is less.
The <span>Hubble Space Telescope was the telescope that was launched in 1990.</span>
Energy. A solute can only move against concentration gradients using active transport which requires energy
