Which part of a farm system is directly improved by the use of fossil-fuel-based fertilizers?

A. air quality

B. water purity

C. soil temperature

D. nutrients and minerals

Sunlight appears white. However, rainbows, sunburn and the ability to see colors tell a different story. Explain what each of these tells us about the suns radiation and what property determines different colors.

Unlike mechanical waves, electromagnetic waves can travel through a ... such as you would in space

You have an appliance that requires 1.0 amps and runs off a standard ac (120 v outlet. if you run the device for 2 hours a day for every day in a year, and electricity costs 11.

A 490 n (her weight due to gravity) woman is standing on bathroom scale. what is the woman's mass in kilograms

What is the formula for average velocity?

Peat is actually the early stage of

Explain how electric current is able to flow.

What is the angle between a rigid object and the force applied to it that yields torque using the equation T=Fd?

What is the difference between speed and velocity and give an example.

Water flows over a section of niagara falls at the rate of 1.2x10^6 and falls 50.0 m. how much power is generated by the falling water