Why does food need to be digested?

Sample Response:

Food needs to be digested so it can be broken down into sugar molecules and nutrients that can be used by the cell to stay alive.

What does newtons 3rd law of motion mean in an marshmallow catapult experiment

A 10n falling object encounters 4n of air resistance. what is the net force on the object?

In an old house, the heating system uses radiators, which are hollow metal devices through which hot water or steam circulates. In one room the radiator has a dark color (emissitivity = 0.830). It has a temperature of 64.1 oC.

How could you increase gravitational force using each factor?

Which is a characteristic that makes electromagnetic waves and water waves different

Charging a balloon by rubbing it on wool is an example of

Which of the following can be done to demagnetize a permanent magnet?

What happens in the nucleus of an atom when an alpha particle is emitted

When a can is crushed did it undergo a physical change

Two deuterium nuclei, 2 1H, fuse to produce a helium nucleus, 3 2He, and a neutron. A neutral deuterium atom has a mass of 2.014102 u; a neutral helium atom has a mass of 3.016030 u; a neutral hydrogen atom has a mass of 1.