The tilt in Earth's axis is theorized to have been caused by the collision of a Mars-sized object with the Proto Earth early in the formation of the Solar System. As a result, the Earth has 4 seasons. The day of the year when the north pole axis points closest to the Sun on the longest day of the year in the northern hemisphere is the:

Which statements describe sustainable development? multiple answer choice -fishing does not remove more fish from water systems than can be replaced by the number of fish that will be born to replace them. -sustainable development is development that is designed to improve the economic conditions in less-developed countries. -sustainable development is mainly a regional issue. -sustainable development means water is used at a rate that won't reduce the amount available for future use. - sustainable development policies only need to be concerned with environmental protection. - trees cannot be cut down faster than the number that will be replaced by new growth.

Where is the only active diamond mine in the u.s.?

Which statements explain how ponds and lakes differ? check all that ponds are shallower than lakes. ponds are larger than lakes. pond water moves more than lake water. lakes have more plants at the bottom than ponds. lakes are colder and darker at the bottom than ponds.