2points
identify the characteristic of gravity that is incorrect.
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a. it makes astronauts weightless.
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b. it keeps us from floating into outer space.
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c. it holds things together.
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d. the acceleration is constant near the surface of the earth.
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Explain the consequences of this addiction to the brain tissue

Determine the change in width a, height b, thickness t when a plate is subjected to the uniform distributed load and is made of material having modulus of elasticity e=230 gpa and poisson's ratio ν=1/3. given : a=400 mm and b= 300 mm also the uniformly distributed load in downward y direction of plate is 2 mn/m and in the positive x direction is 3 mn/m and t=20 mm

The necleus of an atom is made up of what subatomic particles?