Determine the amount of work done when a crane lifts a 100-N block form 2m above the ground to 6m above the ground

When and where is the bar graph used?

The digestive system provides nutrients to all the body systems by breaking down food. Identify 2 parts of the human body that are included in the digestive system. Explain the function of these 2 parts of the digestive system

Imagine you are on a bus with a helium balloon tied on a string tied to the seat in front of you. the bus stops short to avoid running over a rabbit and you are thrown forward. what happens to the balloon in relation to the bus? 1. the balloon pops.

Which of the following statements about revitalization movements is incorrect? a. The purpose of revitalization movements is to reform society. b. Revitalization movements always fail because they require too much change to be tolerated. c.

a block with a mass of 3 kg is swung on a cord in a horizontal circle with a radius of 2m. the speed of the block is 6m/s^. the magnitude of the acceleration of the block is most nearly

Why is thermal energy from the Sun transferred to Earth through electromagnetic waves instead of any other type of thermal energy transfer? Electromagnetic waves can carry energy through matter. Electromagnetic waves can travel through empty space.

Why do different elements emit different colors of light

In an experiment, 108 J of work was done on a closed system. During this phase of the experiment, 79 J of heat energy was added to the system. What was the total change in the internal energy of the system?

J. J. Thomsons experiments provided evidence that an atom

How does our sun differ from most other main sequence stars?