2. What factor affects the brightness of the star? *
O
temperature or spectral type
O
the diameter

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?

The diagram shows a series of volcanic island and a hot spot determine the direction of movement of the tectonic plate that for the island

More solar radiation is absorbed by earth’s surface than by