An object is thrown upwards with a speed of 16 m/s. how long does it take it to reach a height of 7.0 m on the way up?

Mike walks 100 meter north, then walks 30 meters south. after this, he walks another 10 meters north. what is the magnitude of his total displacement during this walk, in meters?

True or false: the revolution of the earth creates day and night as it rotates around the sun

During which interval are the persons represented by the graph not moving? a) 0 to 0.5 hrs b) 1.5 to 2 hrs c) 2 to 2.5 hrs d) 4.5 to 5 hrs