A robin pulls on a worm with a force of 7 N. A bluebird pulls on the same worm with a force of 9 N. If the angle between the birds is 90 degrees, what is the magnitude of the net force on the worm

A. 3.7 N

B. 4.0 N

C. 5.6 N

D. 11.4 N

An archer pulls her bowstring back 0.376 m by exerting a force that increases uniformly from zero to 251 N. (a) What is the equivalent spring constant of the bow? N/m (b) How much work does the archer do on the string in drawing the bow? J

Technician a says that when measuring a rotor's thickness variation, you should measure the rotor in a minimum of five to eight places around the face of the rotor.

Why do particles in gases and liquids diffuse, but not solids?

Why does the moon appear to change shape? A: It rotates and makes it own light B: It moves closer and farther away from the earth in a yearly pattern. C: It reflects sunlight as it revolves around the earth.

E=mc^2 solve for c E/m m/E sqrt (E/m) sqrt (m/E) E - m sqrt (E-m)

According to the map, which of the following cities had both a military and a POW camp nearby?

What does uniformitarianism tell us about processes at work on Earth's surface today?

A bad case of the tonsillitis can sometimes affect a persons breathing how possible

How gravity affect time? With reference to einstein special theory of relativity

An experiment was performed on a 2-kg block. Forces of 5, 10 and 15 Newtons respectively were applied to the block for 5 seconds. Describe the difference in final speed between the three trials.