A mass of m = 1 kg on a frictionless surface is observed to accelerate at a = 10 m/s2 at an angle of 60o east of north as shown in the top down view picture below. F2= 5 N and is directed directly upward. Determine the magnitude of F1 if it acts directly to the right.

If a tank filled with water contains a block and the height of the water above point a within the block is 0.8 meter, what is the pressure at point a?

If an astronaut takes an object to the moon the following is true (choose only one). a the mass will change but the weight will be the same. b both the mass and the weight of the object will be the same. c the weight will change but the mass will be the same. d both the mass and the weight of the object will change.

Argon, neon, and xenon are examples of