An element is a substance that cannot be broken down chemically into

electrons.

another substance.

o C. atoms.

OD. protons.

How much work is done when a 500 N object is moved a distance of 120 m?

Two weight lifters (Herb and Foley) wonder which one is doing the most work. Which statement is true?

In what part of the earth does convection occur?

Describe a situation where you would want a large amount of friction

Which of the following describes resistance force?

The acceleration of an object increases by the force applied to it and decreases based on it's mass.

Expresa en terminos de la unidad fundamental

What color does Indigo turn things?

Which equation expresses the conservation of mechanical energy in a system that involves kinetic energy, gravitational potential energy, and elastic potential energy?

Which of these is an example of temperature changing over time? A. a pan cools off on the stove B. a frozen dinner sits in the freezer C. a mug is at room temperature on the counter D. two glasses of water are filled from the tap and mixed together