Which of the following is an example of how water waves are traveling disturbances?
A. Ripples form when the wind blows.
B. Water from a stream flows downhill into a lake.
C. Fish can swim from one end of the lake to the other.
D. The wake from a boat washes up on shore a minute later.

What is the conversion factor between kg/m^3 and g/m^3. express your experimental values for the densities in kg/m^3.

The force it would take to accelerate an 900-kg car at the rate of 6m/s2

According to newton’s law of universal gravitation, which statements are true? as we move to higher altitudes, the force of gravity on us decreases. as we move to higher altitudes, the force of gravity on us increases. as we gain mass, the force of gravity on us decreases. as we gain mass, the force of gravity on us increases. as we move faster, the force of gravity on us increases.