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Name three different units of energy used to measure heat and describe what type of situations each is usually used.

The plum pudding model of the atom states that ?

Aparticle initially moving east with a speed of 20.0 m/s, experiences an acceleration of 3.95 m/s, north for a time of 8.00 s. what was the speed of the particle after this acceleration, in units of m/s? give the answer as a positive number.