17. / A small glass bead has been charged to +20 nC. What are the INI magnitude and direction of the acceleration of (a) a proton and (b) an electron that is 1.0 cm from the center of the head?

If forces acting on an object are unbalanced. true or false

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?

Notice how they put future which of the clouds shown would indicate a possible future rain storm? a) b) c) d)