A camera weighs 2 1/5 pound on earth. object weigh 3/8 as much an Mars as on earth.

A Nagoya University study found that birds start singing in the spring when the days are what?

You have bought a piece of land on which you wish to develop a farm. Who can you consult for advice on which type of crops will grow well on your land? A. an environment engineer B. an agriculture engineer C. a conservationist D.

The largest coral feef in the Western Hemisphere is located off which country's coast

The greenhouse effect is caused by the burning of fossil fuels and deforestation. true false

Evidence to prove Pangea is wrong

What is the term for a stagnant lake that forms along a winding river due to soil erosion resulting in an abandoned stream, cut off from the river?

The behaviors and beliefs of a group of people can be called its

Which was not a domestic source of South Africa's economic growth between 1950 and 1980? inexpensive energy large workforce thriving industries modern technology

Why are the natural resources of the Arctic Islands not being removed very quickly? A. demand for them has dropped in recent decades B. harsh climate and transportation distances make it difficult and costly C.

Soil temperature changes happen so gradually that they do not play significant role in climate