BR - A cannon is fired from the edge of a small cliff. The height of the cliff is 45.0 m. The cannon
ball is fired with a perfectly horizontal velocity of
60.0 m/s. How far will the cannon ball fly
horizontally before it strikes the ground?
m

The first law of thermodynamics states that heat added to a system is neither created nor destroyed but is transformed ⇒ as it changes into other forms of energy.

Determine the maximum r-value of the polar equation r =3+3 cos 0

3. a lunar exploration vehicle was created by a research team. it weighs 3,000 kg on the earth. it needs an acceleration of 10 m/s2 on the moon. in order to have the same acceleration, what will be the net force acting on the vehicle on the earth?