Fall Semester Review

Front

What are the three main categories of elements in the periodic table?

Back

Metals, Metalloids, Nonmetals

Front

What two factors determine kinetic energy?

Back

Speed and mass.

Front

Which wave has the greatest frequency in a diagram?

Back

The wave labeled as 4.

Front

What are metalloids?

Back

Elements that sit along a stair step line on the periodic table and have properties of both metals and nonmetals.

Front

What is an example of energy transformation from chemical energy to electrical to light energy?

Back

A battery causes a flashlight to shine.

Front

What is kinetic energy?

Back

The energy an object possesses due to its motion.

Front

What is the formula for kinetic energy?

Back

KE = 1/2 mv² (where m is mass and v is speed).

Front

What is the difference between metals and nonmetals?

Back

Metals are typically shiny, conductive, and malleable, while nonmetals are dull, insulative, and brittle.

Front

What is frequency in terms of waves?

Back

The number of waves that pass a point in one second.

Front

How do you identify metalloids on the periodic table?

Back

They are located along the stair-step line that divides metals and nonmetals.