PLEASE JUST HELP ASAP I KNOW THIS IS NOT PYSICS
Sometimes a renewable resource can be considered nonrenewable because it is used up faster than it can be replenished. Which of the following choices is an example of this?
A. Coal supply dwindling because it takes millions of years to form.
B. Forests being cut down at a quicker rate than they can grow.
C. Solar energy being used to provide electricity to a home.
D. Water in streams replaced by rainfall from the atmosphere.
Answers: 1
Physics, 22.06.2019 05:00
Does work output exceed work input when a machine is used? a) yes, it does, as machines create energy. b) it depends on the type of machine used. c) no, it doesn’t, as machines are inefficient. d) no, it doesn’t, as machines cannot create energy.
Answers: 1
Physics, 22.06.2019 10:00
**urgent** roberto plans to use two transformers to reduce a voltage of 120 v to 4 v. he uses a transformer that has 300 coils in the primary winding and 50 coils in the secondary winding. he has four other transformers, as listed in the table. which transformer should roberto use to have an ending voltage of 4 v? a- w b-xc- yd- z
Answers: 1
Physics, 22.06.2019 11:50
The electric field between square plates of a parallel-plate capacitor has magnitude e. the potential across the plates is maintained with constant voltage by a battery as they are pulled apart to twice their original separation, which is small compared to the dimensions of the plates. the magnitude of the electric field between the plates is now equal to a)e b)e/4 c)e/2 d)4e e)2e
Answers: 1
PLEASE JUST HELP ASAP I KNOW THIS IS NOT PYSICS
Sometimes a renewable resource can be considered no...
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