Adam holds back a lake that is 85m deep at the dam. if the lake is 20km long, how much thicker should the dam be if the lake were smaller, only 1.0km long?

If you mix chlorine lithium and nickel together which two elements would be the most reactive

Aplane travels 1000 miles in 5 hours .what is the planes average speed?

The friction of the water on a boat produces an acceleration of -10. m/s2. if the boat is traveling at 30. m/s and the motor is shut off, how long it take the boat to slow down to 5.0 m/s?