4.0 kg food pack was dropped from a height of 200 m by a helicopter during flood relief operations. At what velocity will the food pack be falling halfway to the

How many electrons does an atom of zinc contain?

Is this statement true or false? Plains Indian bags often have symmetrical designs of shapes and lines. A. True B. False

Work is defined as the use of force to move on object in the direction of the force and is equal to the forced times the distance object moved. How do energy and power related to work?

A rock slides down from A to B along the inside surface of a frictionless hemispherical bowl. As the rock slides, mechanical energy is conserved (ignoring air resistance) because: (Mark all that apply.

What are variables and why are they important?

Which statement about ammeters and voltmeters is true? A. Current and voltage are the same throughout a circuit so where you place the ammeter and voltmeter doesn't matter. B.

Teens realize that things may be "shades of gray" after they enter Piaget's social stage. identity crisis stage. menarche stage. formal operational stage.

Technician A says that fractured rods have a unique mating surface and that only the cap that was fractured is the one that will fit that rod. Technician B says that a powdered metal rod is less expensive, lighter, and as strong as a forged rod.

What is the expected wavelength (in cm) of 10.5 ghz microwaves in free space?

There are 5,280 feet in 1 mile and 12 inches in one foot. How many inches are in a mile?