1. Atrium
2. Ventricle
3.left ventricle
4. they pump blood throughout the body
5.superior vena cava
6. Pulmonary vein
7.Four heart valves control the flow of blood through the heart. They act as one-way doors, opening to let blood exit or enter a chamber, then closing to keep blood from flowing backward.
Explanation:
Instruments are designed and calibrated to take measurement of certain properties in the environment.
Most scientific instruments measures quantitatively, a wide range of physical and chemical properties.
- Thermometers are used in measuring temperature
- Hydrometer is used in measuring density
- Triple balance measures mass
- A weight scale records weight
- Hydrometer measures relative humidity
- Rulers are for measuring lengths
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Measurements brainly.com/question/11155478
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Aphotic zone: It is an inky darkness that occupies the great bulk of the ocean.
Photic zone: its a surface layer that receives sunlight.
Answer:
d) breach of warranty
Explanation:
A theory for suing for damages caused by products is breach of warranty. This is a contract claim, and the purchaser of the product is claiming that the product failed to perform as warranted.
A law can be repeated every time while a theory can not a law has more facts and statistics supporting its results while a theory has not been proven and really just cant be trusted as much as a law.
