Science: Matter and Energy - Flashcard 19

Front

Type of current that flows first in one direction and then in the other direction.

Back

alternating

Front

SI unit of resistance

Back

ohm

Front

The heat caused by 'electrical friction' is ________ heat.

Back

Joule

Front

Materials through which electric current does not flow easily are ________.

Back

insulators

Front

Material that allows current to flow with no hindrance.

Back

superconductor

Tags

NGSS.HS-PS3-5

Front

Device used to hinder current flow in a circuit.

Back

resistor

Front

William is trying to push a cart uphill, and the amount the hill hinders the cart's movement is the ________.

Back

resistance

Front

What is the work per unit charge done to move electric charges between differently charged parts of a conductor?

Back

voltage

Front

Which law relates current, voltage, and resistance in an electrical circuit?

Back

Ohm's law

Front

Grace is setting up a small electric circuit for her science project. She uses a resistor with a resistance of 2 Ω and connects it to a battery that provides a voltage of 6 V. What is the current flowing through the circuit?

Back

3 A