There Are _____Meters in One Kilometer

question 4

Multiple Choice

There are _____meters in one kilometer.

• A) 1
• B) 10
• C) 100
• D) 1,000
• E) 1,000,000

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Definitions:

Fusion Reaction

A nuclear reaction where two light atomic nuclei combine to form a heavier nucleus, releasing a large amount of energy.

Helium

A chemical element with symbol He, the second lightest element, known for being a colorless, odorless, tasteless, non-toxic, inert gas.

Open System

A system that exchanges both energy and matter with its surroundings, characteristic of most natural and biological systems.

Closed System

A physical system that does not exchange matter with its surroundings, though it may exchange energy.