Determine la energía potencial elástica del resorte que bajo la influencia de una fuerza de 20 N se comprime 10 cm.

Which are examples of projectile motion? choose all that apply a. a soccer ball rolling across the ground in the northeast direction b. a car turning a corner, so it is heading south c. a javelin flying through the air d. a tennis ball lobbed over the net

The passage that directs air to the lungs is called a. diaphragm. b. larynx. c. bronchi. d. pharynx.

What kind of simple machine is a catapult?