If mass A and B are both 2.5 kg, mass A is 1.0 m to the left of the fulcrum, mass B is 0.5 m to the right of the fulcrum, and the bar weighs 0.0 kg, what is the initial torque on the bar? a 4.46 Nm C.-4.46 Nm b. 12.26 Nm d. -12.26 Nm

c. newton's third law of motion

as we know our atmosphere or air have different levels. every level has other gasses, and every gas has another permeability. when the light comes from lower permeability to higher permeability, it changes its direction. so that means that when the light comes from the moon to the earth, it changes it's direction many more times. it basically means that the shape of the light part of the moon is changed on the earth.

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find the sum of the two horizontal vectors and the sum of the two vertical vectors

isoceles right angled triangle