Which of the following is a small star that has reached the end of its stellar evolution?
neutron star
red giant
stellar nebula
white dwarf

Aballoon is rising vertically upwards at a velocity of 10m/s. when it is at a height of 45m from the ground, a parachute bails out from it. after 3s he opens his parachute and decelerates ata a constant rate 5m/s. when. (a) what was the height of the parachutist above the ground when he opened his parachute? (b)how far is the parachutist from the balloon at t=3s? (c)with what velocity does the parachutist hit the ground? (d)after how long does the parachutist hit the ground after his exist from the balloon?

Explain teen pregnancy from a sociological perspective.

Make a drawing of the electric field lines around a positive charge, then make a second drawing of the electric field lines around a negative charge.