What is the average mass of a proton or a neutron?

A 0.0780 kg lemming runs off a 5.36 m high cliff at 4.84 m/s. What is it's kinetic energy (KE) when it lands?

Which statement is true? A. Spiral and elliptical galaxies have gas and dust between stars while irregular galaxies do not. B. Spiral and irregular galaxies have gas and dust between stars while elliptical galaxies do not. C.

A moderate wind accelerates a pebble over a horizontal xy plane with a constant acceleration ModifyingAbove a With right-arrow equals left-parenthesis 5.0ModifyingAbove i With caret plus 8.0ModifyingAbove j With caret right-parenthesis m/s squared.

How does the centripetal force depend on speed, radius and the revolving mass?

Nuclear power plants create electricity by using this part of the electricmagnetic spectrum

Hydroelectric power uses: wind water coal the sun

Two lightweight metal spheres are suspended near each other from insulating threads. One sphere has a net charge; the other sphere has no net charge. The spheres will: A. Attract each other B. Exert no electrostatic force on each other C.

Read the given list of organisms. squirrel, zebra, tortoise, rabbit, horse What best describes the role of these five organisms in a food web?

What are the SI units for specific heat capacity

What are starburst galaxies and what do they have to do with galaxy evolution?