He center of a penny is pushed from the 4.3-cm mark of a ruler to the 19.2-cm mark. What is the displacement of the penny

How much work is done by a 460 N force acting over a distance of 20.0m?

5. Air enters a turbine operating at steady state at 8 bar, 1400 K and expands to 0.8 bar. The turbine is well insulated, and kinetic and potential energy effects can be neglected.

A Chinook salmon can swim underwater at 3.75 m/s, and it can also jump vertically upward, leaving the water with a speed of 6.20 m/s. A record salmon has length 1.50 m and mass 61.0 kg.

A gravitational blank exist between you and every object in the universe

9. A force does 50) of work on an object at rest with a mass of 4 kg. Which of the following is the final velocity of the object? 25 m/s 5 m/s 3.5 m/s

Which actions are evidence that a chemical reaction has occurred? Check all that apply. A: a change in color B: the formation of a precipitate C: a clear liquid becoming cloudy D: a change in shape E: the formation of bubbles F: the formation of

Which sphere forms Earth's outermost layer? Atmosphere Biosphere Cryosphere Hydrosphere

an 100kg object traveling at 50m/s collides (perfectly inelastic) with a 50kg object initially at rest. what is the sum of the momentum of both objects prior to the collision?

A train moves at constant velocity of 50km/h. how far will it move in 0.5h?

Which process best describes part of a scientific investigation? O designing a solution O evaluating the conclusion O evaluating the solution O identifying the conclusion