# Tom and Jerry

Classical Mechanics Level 3

A mouse is running on a horizontal floor at 0.5 m/s. It passes in front of a cat, who waits an amount of time t then leaps into the air after the mouse at an angle of 45 degrees with respect to the horizontal and with an initial speed of 2 m/s. The cat lands directly on top of the mouse. What was t in seconds?

Details and assumptions

• The acceleration of gravity in $$-9.8~m/s^2$$.
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