Physics, 18.11.2020 19:00 salmanderabdi12
How do you put 1/2000 into scientific notation? *
A. 5.0 x 10^4
B. 2.0 x 10^4
C. 5.0 x 10^-4
E. 2.0 x 10^-4
Answers: 3
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Who was the first scientist to measure speed as distance over time?
Answers: 1
Physics, 22.06.2019 08:30
Does anyone know how to solve this problem? i really need . i made an attempt but i just cant get it. a metal rod is 25.000 cm long at 25.0 degrees celsius. when heated to 102.0 degrees celsius, it is 25.054 cm long. what is the coefficient of linear expansion for this metal.
Answers: 3
Physics, 22.06.2019 10:30
Aperson gives a shopping cart an initial push along a horizontal floor to get it moving, and then lets go. the cart travels forward along the floor, gradually slowing as it moves. consider the horizontal force(s) on the cart while it is moving forward and slowing. which of the following statements is correct? (a) both a forward and a backward force are acting on the cart, but the forward force is larger. (b) only a forward force is acting which diminishes with time. (c) both a forward and a backward force are acting on the cart, but the backward force is larger. (d) only a backward force is acting, no forward force.
Answers: 3
How do you put 1/2000 into scientific notation? *
A. 5.0 x 10^4
B. 2.0 x 10^4
C. 5.0 x...
B. 2.0 x 10^4
C. 5.0 x...
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