Hubble's Constant,H₀,represents

question 45

Multiple Choice

Hubble's constant,H₀,represents:

• A) the rate of expansion of the universe
• B) the speed at which galaxies are moving away from us
• C) the time it takes a galaxy to move twice as far away from us
• D) the size of the universe

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Definitions:

Storm Surge

A local rise in the level of a sea or a lake during a hurricane or other storm.

High Atmospheric Pressure

A condition where the air pressure is higher than the surrounding area, often leading to clear skies and calm weather conditions.

Cold Front

The sloping boundary surface between an advancing mass of cold air and a warmer air mass.

Cold Air

Air that has a lower temperature compared to the surrounding environment, often associated with high pressure systems and can lead to frost or freezing conditions.