Hurry im on a test
which is an example of unbalanced forces?

a vase sitting still on a desk.

a person leaning on a wall that is not moving

a ball sitting in a field not moving.

tug of war where one team is winning.

Air flows upward in the wick of a lantern because of the liquid property called

If you quadruple the temperature of a black body, by what factor will the total energy radiated per second per square meter increase? 1,024 64 16 4 256 submit answer

Agymnast dismounts off the uneven bars in a tuck position with a radius of 0.3m (assume she is a solid sphere) and an angular velocity of 2rev/s. during the dismount she stretches out into the straight position, with a length of 1.5m, (assume she is a uniform rod through the center) for her landing. the gymnast has a mass of 50kg. what is her angular velocity in the straight position?