Какой объем льда весит 27 кг?

Explain why the aperture of the spherical mirror should be small compared to the radius of curvature of the mirror.

Which statements about tornadoes are true? check all that apply. (a) about 12,000 tornadoes hit the united states every year. (b) a tornado looks like a funnel. (c) tornadoes are deadly atmospheric storms that cause millions in damages each year. (d) tornadoes can reach wind speeds of more than 300 miles per hour. (e) kansas is the state with the most tornadoes. (f) you will always notice a funnel before a tornado strikes.

Which changes would result in a decrease in the gravitational force btween two objects? check all that apply