Electric Currents

Current is...

• moving protons
• moving electrons
• measured in volts
• measured in ohms

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

Resistance is...

• What "slows down" electrons
• What "speeds up" electrons
• Moving electrons
• What "pushes" electrons

Voltage is simply defined as...

• what 'pushes' electrons
• what 'stops' electrons
• moving electrons

What characteristics impact resistance of a material?

• Thickness 
• Temperature
• Length
• All of these

An object through which electrons can easily flow is called a(n) ___________.

• Conductor
• Insulator

current is measured in....

• volts
• amps
• watts
• mph

Tags

NGSS.HS-PS2-5

In the U.S most electrical outlets supply a voltage of....

• 240 Volts
• 120 Volts
• 100 watts
• 60 amps

If the voltage stays the same, but the resistance goes up, the current will....

• increase (speed up)
• decrease (slow down)
• stay the same

To have a complete electric circuit, the path must be _____

• small
• closed
• big
• open

Within a circuit, the number of electrons flowing from a power source is _____ the number of _____ returning to the source

• much less than, paths
• the same as, electrons
• much less than, electrons
• the same as, paths