A kangaroo can jump straight up to a height of 2.0 m. What is its takeoff speed

There are weak or strong attractive forces between atoms of liquids with a high viscosity

In which of the following cases is work being done on an object? question 2 options: pushing against a locked door carrying a box down a corridor pulling a trailer up a hill suspending a heavy weight with a strong chain

What is required for an electric charge to flow through a wire? zero resistance in the wire a balance of electric potential high resistance in the wire a difference in electric potential