You Could Use Two Parallel Wires to Move Objects 1

question 32

Multiple Choice

You could use two parallel wires to move objects 1 and 2 apart if each wire is embedded in its own object and if

• A) the currents in the wires are in opposite directions.
• B) the currents in the wires are in the same direction.
• C) one wire carries a current and the other wire has zero current.

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Definitions:

Semipermeable Membrane

A type of barrier that allows certain molecules or ions to pass through it by diffusion and occasionally specialized "facilitated diffusion."

Water

A transparent, tasteless, odorless, and nearly colorless chemical substance, which is the main constituent of Earth's hydrosphere and the fluids of all known living organisms.

Millions

A numerical unit representing one thousand thousands, or 1,000,000.

Cytoplasm

The jelly-like substance inside cells that contains organelles and is enclosed by the cell membrane.