Biology, 10.06.2020 06:57 hjlhdjfhjh
(1) The nation's energy use is largely dependent on fossil fuels. (2) These fuels are nonrenewable resources, and
they cause pollution. (3) We cannot continue our reliance on a fuel that will eventually run out. (4) Thus, we must
find other ways to sustain our energy demands. (5) Pursuing alternative fuel sources is the key to solving our
energy crisis.
(6) Through different technologies, such as solar cells, scientists have learned to use the sun's radiation to create
electricity. (7) Currently, about 1 percent of energy in the United States is produced by the sun, and solar energy
has the potential to become a more widely used energy source. (8) Solar energy is both inexhaustible and clean.
(9) The major limit to this alternative source is that equipment is expensive. (10) Developing a cost-effective way to
harness the power of the sun will be a significant development in solving our energy crisis.
Which sentence references a counterclaim against the use of solar energy?
O sentence 3
O sentence 7
O sentence 8
Answers: 2
Biology, 21.06.2019 23:30, brook633
The table shows dates and appearance of index fossils. which rock layers can be dated most precisely? a) a layer containing both a fossil 4 and a fossil 3 b) a layer containing both a fossil 2 and a fossil 3 c) a layer containing both a fossil 1 and a fossil 4 d) a layer containing both a fossil 1 and a fossil 2
Answers: 2
Biology, 22.06.2019 01:30, vanderrage
All individuals have two alleles for a given trait. according to mendel's these alleles are passed down one each from both mother and father.
Answers: 1
Biology, 22.06.2019 03:00, saltytaetae
Match with o for organic and i for inorganic for each compound
Answers: 2
Biology, 22.06.2019 08:00, notseansafe
This is a situation in which genes are attached to an organism's sex chromosomes; the sex of an organism influences the expression of a gene.
Answers: 2
(1) The nation's energy use is largely dependent on fossil fuels. (2) These fuels are nonrenewable r...
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