John normally uses praise as a reward to train his dog. He wants the best way to train his dog so he sets up an experiment to find out if there is a better way to get his dog to respond to commands. What would be the dependent variable in thia experiment

Acoil suspended freely, points in some direction when no current is passed through it . can you tell what will happen when a current is passed though it?

Astone is dropped from the upper observation deck of a tower, 250 m above the ground. (assume g = 9.8 m/s2.) (a) find the distance (in meters) of the stone above ground level at time t. h(t) = (b) how long does it take the stone to reach the ground? (round your answer to two decimal places.) s (c) with what velocity does it strike the ground? (round your answer to one decimal place.) m/s (d) if the stone is thrown downward with a speed of 2 m/s, how long does it take to reach the ground? (round your answer to two decimal places.) s

Why does an object have a different weight o the moon than it does on earth