A bob of mass of 0.18 kilograms is released from a height of 45 meters above the ground level. What is the value of the kinetic energy gained by the bob at the ground level?

A: 2.4 joules

B: 5.1 joules

C: 8.1 joules

D: 10.0 joules

Clouds absorb upwelling longwave radiation, and themselves radiate as a nearly perfect blackbody down to the surface. This is called

As air temperatures increase, evaporation increases. Warmer temperatures also increase the capacity to absorb water vapor. More water vapor in the atmosphere accelerates the greenhouse effect.

Which statement accurately describes what happens when water turns into steam in terms of energy? A. The water absorbs energy which causes chemical bonds to break changing the water to steam B.

The batteries in A flashlight rechargeable what energy conservation will have to take place in order to recharge the batteries.

A car starts from rest at a stop light and reaches 20 m/s in 3.5 s. Determine the acceleration of the car. A) 3.5 m s2 B) 5.7 m s2 C) 20 m s2 D) 70 m s2

A 2-kg object is dropped from a height of 1000 m. What is the force of air resistance on the object when it reaches terminal velocity

What is the approximate increase in size from a 1 w to a 2w carbon resistor?

I am looking for this answer : Which shows a correct order of steps in the scientific method? develop a hypothesis, analyze data, make observations, draw conclusions make observations, draw conclusions, develop a hypothesis, analyze data.

A gas in a piston is compressed doing - 439 j of work, and its internal energy increases by 318 j. how much heat flows? (be careful with + and -. + w = expansion. + q = added, + u = temp goes up) (unit = j)

A loop of wire is placed in a uniform magnetic field. (a) For what orientation of the loop is the magnetic flux a maximum? The plane of the loop is perpendicular to the magnetic field. The plane of the loop is parallel to the magnetic field.