The Earth's Elements Flashcards

1
Q

What is the crust?

A

Solid layer of rocks on the surface of the Earth.

The Earth’s crust is the outermost shell of a rocky planet, providing the foundation for continents and ocean floors.

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2
Q

Define recycle.

A

Using a material again, often by melting it and using it to make new objects.

Recycling helps reduce waste and conserve natural resources.

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3
Q

What does the term symbol refer to in science?

A

The letter or letters that represent an element.

For example, ‘H’ is the symbol for hydrogen and ‘O’ is the symbol for oxygen.

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