## Determine concept of pressure, Physics

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A woman wearing high heels briefly supports all her weight on the heels.

If her mass is 45 kg and each heel has an area of 1.2 cm2, what pressure does she exert on the floor?

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What is the angular acceleration of the Earth around the Sun? What equation is used to derive it?

What is physics?

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A polarizer (Polarization) consists of long-chain polymers aligned in a preferred orientation. How does that orientation evaluate with the direction of polarization of the polarize