Which Measurement Is Expressed to 4 Significant Figures

question 65

Multiple Choice

Which measurement is expressed to 4 significant figures?

• A)0.00423 kg
• B)24.049 cm
• C)1300 K
• D)82,306 m
• E)62.40 g

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Definitions:

Saltwater Intrusion

The movement of saline water into freshwater aquifers, which can lead to contamination of drinking water sources and other consequences.

Dams

Structures built across rivers or streams to control water flow, used for water storage, flood prevention, and electricity generation.

Irrigated Land

Agricultural land that is supplied with water through artificial means to promote crop growth.

Salinity

The concentration of dissolved salts in a given volume of water.