What type of resource is the sun?
not a resource
none of the above
a nonrenewable resource
a renewable resource

which of the following is a nonrenewable resource?
coal
wind
sunlight
water power

how could a renewable resource become nonrenewable?
very high rate of use
naturally over time
alternative technologies
evolution

Apart of the periodic table is shown. a portion of the sixteenth and seventeenth columns of the periodic table is shown. column 16 reads eight oxygen, 16 sulfur, and 34 selenium. column 17 reads nine flourine, 17 chlorine, and 35 bromine. which of the following elements is less reactive than the others? bromine (br) oxygen (o) selenium (se) sulfur (s)

What are the two causes of density in deep current waters? a. salinity (how much salt) of the water and high temperaturesb. salinity (how much salt) of the water and low temperatures c. oxygen content of the water and high temperatures. d. oxygen content of the water and low temperatures

Which feature of a human community is similar to a niche in a biological community