Everyday Science

Q431

The salinity of seawater is determined by the amount of common salt (Sodium Chloride) in ——– of seawater.

Q433

The cause for the tsunami is?

Q436

A normal pulse rate per minute for a healthy adult at rest ranges from?

Q438

Glass is made of the mixture of______________?

Q440

The planet Mercury completes one rotation around the Sun is.

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