An object is freely falling from a cliff. If this object has an initial velocity of 3 m/s and completes its fall have a speed of 100 m/s, how high is this cliff?

Which features on mars point to the possibility of liquid water on the planet? impact craters with sharp rims volcanic cones with craters gullies and stream-like channels mountain ranges with faults

What is the average speed of a car that travels 40 mph for 1 hour and 60 mph in another hour?

Difference between series and parallel circuits