Biology, 04.06.2021 22:30 brillamontijo

Which of the following describes the difference between surface mining and sub-surface mining? 1. Surface mining injects chemicals into the rock, and sub-surface mining creates tunnels deep into the Earth.

2.Surface mining creates tunnels deep into the Earth, and sub-surface mining digs large holes at Earth's surface.

3.Surface mining dig's large holes at Earth's surface, and sub-surface mining creates tunnels deep into the Earth.

4.Surface mining creates tunnels deep into the Earth, and sub-surface mining injects chemicals into the rock.

Answers: 1

Show answers

Another question on Biology

Biology, 21.06.2019 13:20

The series of transgressions and regressions that produce cyclothems were likely produced by

Answers: 1

Answer

Biology, 21.06.2019 22:00

Fan egg cell containing the (n+1) number of chromosomes combines with a sperm cell containing the (n) number of chromosomes, what is the result of this union? a) all future somatic cells of the organism will contain the (2n + 1) number of chromosomes. b) all future somatic cells of the organism will contain the (2n - 1) number of chromosomes. c) only certain somatic cells of the organism will contain the (2n + 1) number of chromosomes. d) all future somatic cells of the organism will contain the normal diploid number of chromosomes.

Answers: 2

Answer

Biology, 22.06.2019 05:30

Identify the composition of oceanic and continental crystal rocks.in a model of earth’s interior,where would these rocks appear?

Answers: 2

Answer

Biology, 22.06.2019 11:00

Membrane vesicles containing an internal sodium chloride (nacl) concentration of 0.14 m are placed into separate beakers each containing a different solution. the first beaker contains 0.14 m sucrose, while the second beaker contains 0.14 m calcium chloride (cacl2). the temperature is 25°c. what is the solute potential inside the vesicles, expressed in units of mpa?

Answers: 2

Answer

You know the right answer?

Which of the following describes the difference between surface mining and sub-surface mining? 1. S...

Questions