A cannonball is launched horizontally off a cliff at 250 m/s and lands 30 s later. What was the height cliff (Ay) and range (A x) of the cannonball?
(Use format (Ay) m, (A x) m)
Please help I’m taking a quiz and this is the last question

Wavelength,frequency,and energy are related.what happens to a wave as it’s wavelength gets shorter?

(01.02 mc) nicole pushes her bike up a hill. overhead, the sun exerts a gravitational force on earth. which statement is true about the bike and earth? they both experience contact forces. they both experience non-contact forces. the bike experiences a non-contact force and earth experiences a contact force. the bike experiences a contact force and earth experiences a non-contact force. they both experience non-contact forces.

Avolcano erupts next to a grassland area in a valley. a. describe three ways in which material released by the volcano could impact the grassland area. b. describe three ways in which the grassland ecosystem could recover after a volcanic eruption.