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Is F=ma Newton's 2nd Laws of Motion?

That is a good question. F=ma is a special case of Newton's 2nd Law of Motion . Newton's second law states that: The rate of change of linear momentum is proportional to the applied force and acts in the sam...
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Answered by Mohsin Z. • Physics tutor
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What is a "smart material"?

A smart material is a material that can change its properties when reacting to a stimulus, and revert back to its original properties when the stimulus is removed.
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Explain what thermochromic means.

Thermochromic is a property of a material, which means that the material will change colour under the stimulus of heat. As the temperature changes, the colour will too.
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What does "superimposition" mean?

Superimposition is when two transverse waves come together, and their frequencies cancel each other out. If the waves are completely superimposed, the resultant wave is 0.
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Answered by Sameer M. • Physics tutor
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What is the electron arrangement of Potassium (K)?

2,8,8,1
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Answered by Sameer M. • Chemistry tutor
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