Electricity

Which will not allow electrical current to flow?

• a closed circuit
• an open current
• a series circuit
• a parallel circuit

This is an example of a _______ circuit

• open
• series
• parallel
• square

This is an example of a ______ circuit

• Series
• Parallel
• Open
• Dihexihedral

When objects have equal numbers of positive and negative charges, they are

• positively charged
• negatively charged
• electrically neutral
• unbalanced

What charge does an electron have?

• negative (-)
• positive (+)
• neutral or no charge (0)

Why are metals useful for making electrical wire?

• Metals do not bend.
• Metals hold much heat.
• Metals are insulators.
• Metals are conductors.

Electric current is the flow of:

• electrons
• protons
• neutrons
• none of these

What would happen if you took one bulb out of a series circuit?

• The circuit would be closed
• The other bulbs would stay lit
• You would create a short circuit
• None of the other bulbs would light

• A
• B
• C
• D

Tags

NGSS.4-PS3-2

If you increase the voltage in a circuit, you will:

• increase the current

• decrease the current

• increase the resistance

• decrease the resistance

Tags

NGSS.MS-PS2-3