Which form of energy can be connected closely to climate change? a) coal
b) wind
c) hydroelectric
d) solar

Why do scientists look for patterns in the world? a. patterns can explain observations. b. patterns never change, no matter what. c. patterns are easy for scientists to detect. d. patterns are all the same, through all time.

Acompound contains c, h, and o atoms. when 1.130 g of the compound is burned in oxygen, 1.064 g co2 and 0.3631 g h2o are produced. what is the empirical formula of this compound?

This image is an example of a(n) a) atom. b) compound. c) mixture. d) molecule.