Seven Seconds After a Brilliant Flash of Lightning,thunder Shakes the House.Approximately

question 9

Multiple Choice

Seven seconds after a brilliant flash of lightning,thunder shakes the house.Approximately how far was the lightning strike from the house?

• A)much closer than one kilometer
• B)about one kilometer away
• C)about two kilometers away
• D)much farther away than two kilometers
• E)It is impossible to say.

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Definitions:

Anti-A Antibodies

Immune system proteins found in the plasma of people with type B or O blood, which target and attack A antigens on red blood cells.

Anti-D Antibodies

Antibodies formed against the Rhesus D antigen, often a concern in Rh-negative individuals during pregnancy or blood transfusion.

Blood Type

The classification of human blood based on the presence or absence of certain antigens on the surface of red blood cells, significant for blood transfusions.

Blood Chemistry Test

A lab analysis performed on a blood sample to measure various chemicals and substances in the bloodstream, aiding in diagnosis.