A 5. 0 kg object is suspended by a string(with negligible mass) from the ceiling of an elevator that is accelerating upward at 2. 6 m/s 2. What is the tension in the string?.

According to the tide table below what time of day will the highest tide occur?

Two trains leave a station at the same time, train a travels at a constant speed of 16 m/s. train b starts at 8.0 m/s but accelerates constantly at 1.0 m/s squared. after 10.0 seconds, which train has the greater speed?

If you held a stone over the mouth of a well and then let it go , what would happen to the stone? explain your answer.