Metals/Nonmetals Comparison

What happens to the electrons in copper when no charge is applied?

• They move randomly

• They align in one direction

• They stop moving

• They move in circles.

When a charge is applied to copper, the electrons:

• Stop moving

• Move randomly

• Align in one direction

• Move in circles

Fill in the blank: In the diagram, the symbol 'Cu²⁺' represents ______.

• Electron

• Copper ion

• Proton

• Neutron

According to the key, what does the arrow symbol represent?

• Electron

• Direction of movement

• Copper ion

• Proton

Fill in the blank: The red dots in the diagrams represent ______.

• electrons

• copper ion

• protons

• neutrons

Which of the following is a component of wood as shown in the diagram?

• Metal

• Cellulose

• Ionized Air

• Nitrogen

In the ionized air model, what charge do the N+ symbols represent?

• neutral atoms

• positive ions

• negative ions

• no charge

Which of the following models best depicts what happens in a lightning rod when there is lightning?

• metal, no charge applied

• metal, charge applied

• nonmetal, no charge applied

• nonmetal, charge applied

When considering a lightning rod, which model seems to depict its function?

• metal, no charge applied

• metal, charge applied

• nonmetal, no charge applied

• nonmetal, charge applied

Thinking about safe places to go when there is lightning, which of the models best represents the types of materials that make up those places?

• metal, no charge applied

• metal, charge applied

• nonmetal, charge applied