Monoammonium phosphate effectively smothers the fire, while sodium bicarbonate induces a chemical reaction which extinguishes the fire. Fire extinguishers with a Class C rating are suitable for fires in “live” electrical equipment.
Okay! Thank you for this knowledge
Density is defines as the ratio of mass to volume.
So you measure the mass and volume of a sample, and
divide the mass by the volume, to find the density.
The answer & explanation for this question is given in the attachment below.
The correct answer to this question is C - Gravity is a force. Gravity
is also an example of a universal law. Well, according to Isaac Newton,
anyway. According to Newton's Law of Universal Gravitation, 'every point
mass attracts every single point mass by a force pointing along the
line intersecting both paths.'
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