- If an object is dropped from rest, what is it's instantaneous speed when it has been in motion for 7 s and the acceleration of gravity is 9.8 m/s 2?
- If A robot probe drops a camera off the rim of a 320m high cliff on Mars, where the free-fall acceleration is 3.7 m/s^2. find the velocity with which it hits the ground?
- If a ball is dropped off a cliff with 1 second intervals and the gravity is 10m/s. how long is the ball in the air?
- If A projectile is shot horizontally off a cliff at 3 m/s, 2 seconds later it hits the ground, at what horizontal distance from the cliff did the projectile travel And how high is the cliff?
- If a stone is dropped from the top of a cliff and the splash it makes when striking the water below is heard 3.5 seconds later, how high is the cliff?
- How long does it take to fall 100 meters if gravity is 9.8m/s^2 and there is no air resistance?
- A rock is dropped off a cliff. approximately how long does it take to fall 45m if the acceleration due to gravity is 9.8 m/s squared?
- If a skier of mass 40.3 kg comes down a slope of constant angle 16 degrees with the horizontal and the acceleration of gravity is 9.8 m/s^2, what is the force on the skier parallel to the slope Answer in units of N?

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