What is a mycorrhiza

The sweeping second hand on your wall clock is 24cm long. a) What is the rotational speed of the second hand? b) Find the translational speed of the tip of the second hand. c) Find the rotational acceleration of the second hand.

There is a force between two charges; if the distance between the two charges is doubled, by what factor does the force between them change?

How does newtons third law apply to gravitational force

What is the average acceleration of the particle between 0 seconds and 4 seconds? A. 0 meters/second2 B. 0.04 meters/second2 C. 0.06 meters/second2 D. 0.25 meters/second2 E. 0.928 meters/second2

Why is it impossible for an astronaut inside an orbiting space station to go from one end to the other by walking normally? A. In an orbiting station, the gravitational force is too large and the astronaut can't take his feet off the floor. B.

What did James Madison foresee as an important element of the political system? a. Hyperpluralism b. Social movements c. Interest groups d. Lobbying

Which force is responsible for the formation of waves? A. gravity B. wind C. friction D. centripetal

Is it better to design a ship with bigger bottom area or design it with smaller bottom area?

A rockets thruster provides a 300 N force to the right. Air resistance causes a 130 N to the left what is the net force?

A solar eclipse occurs when positions of the sun, moon, and earth are such that one of these objects is between the other two. during a solar eclipse, which object is between the other two? a. sun c. earth b. moon d. none of the above