Electricity

What is the central part of an atom called?

• protons

• center

• nuclei

• nucleus

The positive charged particles of an atom are called:________

• proteins

• protons

• protopos

• protonique

The negative particles in an atom are called__________

If an atom has more electrons than protons (->+), then its charge will be__________________

• neutral

• positive

• negative

If an atom has more protons than electrons (+>-), then its charge will be _____________

Which of these are renewable energy sources? choose more than one

• wind

• solar

• nuclear

• fossil fuel oils

• natural gas

Which of these are non-renewable energy sources? choose more than one

• solar

• hydroelectric

• fossil fuel oils

• coal

• tidal

These two atoms would_________

These two atoms would_______

• repel

• attract

• attract and repel

• be neutral

These atoms should attract. (true or false)