Answer: Because according to the universal law of gravitation, the effect of the force of gravity decreases as the distance increases. The gravitation force is inversely proportional to the radius or the distance. So, the gravitational force exhibited by the Mars is not experienced by us due to the large distance.
Explanation:
Answer: More than likely is going to be True.
Answer:
Seismographs record seismic waves. They contain a weight and a pen attached to a spring. The seismograph is bolted to the ground so during an earthquake it moves with the ground, whilst the weight and pen remain still. The pen moves across a rotating paper roll recording the seismic waves.
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Answer: Alveolar surfactant
Surfactant Alveolar
is a type of substance secreted by pneumocytes II (one type of cell that forms the epithelium in the alveolar membrane). This substance is known as an tensioactive agent, decreasing the surface tension within the alveoli.
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