centenoherrerajennif centenoherrerajennif

26-01-2022
Physics

contestada

A birdie with a mass of 0.005 kg is served at a speed of 90 m/s (This is over 200 mph!). Determine its kinetic energy. A) 0.001125 J. B) 0.45 J. C) 20.25 J. D) 40.5 J

Respuesta :

26-01-2022

Answer: C. 20.25J

Explanation: KE = 1/2 m v^2

m= .005, v= 90

1/2 * .005 * 90^2 = 20.25J

Answer Link

Otras preguntas

Please explain step by step, I'm stuck and doing Algebra, (I'm doing an advanced class)

1. Vitamin D deficiency in adults results in: A. oxidative damage. B. cancer. C. osteomalacia. D. hypervitaminosis D. E. rickets.

Which type RNA takes the instructions from the nucleus to the cytoplasm?

How would I go about working this out?

The perimeter of the isosceles ΔABC with the base BC is equal to 40 cm. Perimeter of the equilateral △BCD is 45 cm. Find AB and BC.

the scale of a map is 0.5 inch : 40 miles. On the map, the distance between 2 cities is 5 inches. What is the actual distance between the two cities?

As we seek to understand the nonverbal messages of people from cultural backgrounds other than our own we ought to do which of the following? a) be aware that n

This shows four different ramps that all start and end the same height. If identical marbles were rolled down all four ramps, at the bottom of which one would

Match terms with the description. (13th Amendment, Jim Crow Laws, Black Codes, 15th Amendment, Grandfather Clause, Poll Tax, Compromise of 1877, Literacy Test)

Beliefs that being gifted or a genius lead to being weird, socially awkward, or more likely to suffer from mental illnesses were put to rest by a. Binet's devel