If a small rock is dropped from a height of 3.1 m how fast will it be moving when it reaches the ground 0.80 seconds later

A glider of mass 360. kg coasts at 22.0 m/s at an altitude of 0.20 km. What is its mechanical energy?

What does the word nemvrametio mean

A 2500-kg car falls over a cliff and converts 1000,000J of PE into KE. a. How much mechanical energy does the car have throughout the trip? b. How high is the cliff? c. With what velocity does it land?

Two bicyclists start a sprint from rest, each riding with a constant acceleration. Bicyclist A has twice the acceleration of bicyclist B; however, bicyclist B rides for twice as long as bicyclist A. a.

An incident ray strikes a boundary at a 72.5-degree angle, resulting in an angle of refraction of 39.6 degrees. The index of refraction of the first medium is 1.0003. What is medium 1? What is medium 2?

During an exothermic reaction, the energy given off comes from atoms being consumed mass being burned into energy the breaking and forming of bonds mass being created

Can electrostatic attract both pull and pull?

Ways that charges can be transferred

A cricketer can throw a ball to a maximum horizontal distance of 100m. How much high above the ground can he throw same ball

What is the relationship between the slope of the position graph of an object and its velocity?