A man of mass 60kg climbs up a 20m long staircase to the top of building 10m high. What is the work done by him

Using the diagram what would be the movement on an object between both vectors? 10 N -10 N The object would move to the left. The object would move to the right. The object would move left and then right in the magnitude of the force.

What happens when a force exerted on an object causes the object to move? O Work is done on the object. The object's energy is destroyed. O Potential energy is created. O Kinetic energy is created.

If an electric circuit is not grounded it is best to reach out and touch it to provide the ground A. True or B. False

What are some exciting things that you can do while visiting Mercury?

While the negatively charged rod is near the disk without touching it, a hand briefly touches the end of the post. Then the negatively charged rod is removed. What would happen to the vane?

What makes the lumbar vertebrae different from the cervical vertebrae and the thoracic vertebrae?

Matter has Certain types of what

Identify the type of relationship that exists between density and temperature

You are standing on the sidewalk and see a bus drive by. What would be an ideal frame of reference? A bird flying overhead A jogger running along the sidewalk A car driving alongside the bus A tree across the street

One isotope of sodium has 11 protons and 7 neutrons. What is the mass number of this isotope?