What are the two main categories of ecosystems?

Describe how newtons third law is related to fluid pressure.

As electrons move about a nonpolar molecule, it causes the molecule to be, for an instant, subtly either negative or positive. when a molecule directly adjacent to it does the same, which forces attract these two molecules together?

A square loop of wire with sides 0.31 m long is placed with its plane perpendicular to a 5.9 T magnetic field. What is the magnetic flux through the loop, in units of Webers?

Why are newtons second and third law important to everyday life?

A Carnot engine absorbs 1, 3 MJ of heat at 427 degree C and exhausts heat to a reservoir at 90 degree C. How much work does it do?

During World War II, both the Allied and Axis powers used propaganda to A. weaken public support for the war. B. downplay public opinion. C. manipulate the public through the use of humor. D. shape public support of the war

What type of simple machine is a hand drill? A) pulley B) wedge C) ramp D) screw

Calculate the wavelength and frequency of the radiation emitted by the electronic transition from the 10th to the 9th excited state of hydrogen.

An unknown fluid has a specific gravity of 0.750. What is the volume of 22.5 kg of this fluid? A. 10 L B. 20 L C. 30 L D. 40 L

What kind of tide is responsible for extreme tides