A block a of mass 10kg is placed on a frictionless table. A thread tied to it passes over a frictionless pulley and cares a body b of mass 30kg at the other end. The acceleration of the system is.

Anybody wanna ? (picture included? )

What conclusion can be made based on the temperature of soil when the light hits the soil at 0°, 45°, and 90° angles in section 2 of the experiment? did your results support your hypothesis? why or why not?

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.