Which of the Following Is True About Specific Gravity of a Material

question 83

Multiple Choice

Which of the following is true about specific gravity of a material?

• A) It has units of g/mL.
• B) It is defined as the density of the material divided by the density of water.
• C) both a and b
• D) neither a nor b

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Definitions:

Stable Ecosystems

Ecosystems that remain relatively constant in terms of their species composition, structure, and function despite disturbances.

Greenhouse Effect

The trapping of the sun's warmth in the planet's lower atmosphere due to the greater transparency of the atmosphere to visible radiation from the sun than to infrared radiation emitted from the planet's surface.

Ozone Layer

A stratospheric layer of ozone molecules that absorbs and reduces the amount of ultraviolet radiation reaching the Earth's surface.

Atmospheric Gases

The gases that compose Earth's atmosphere, including nitrogen, oxygen, carbon dioxide, and trace gases, which play a crucial role in supporting life and influencing climate.