joshgifford15 joshgifford15

03-12-2019
Physics

contestada

What is the mass of an object traveling at 20 m/s with a kinetic energy of 4000 J?

Respuesta :

06-12-2019

Answer:

20 kg

Explanation:

Kinetic energy=½*Mass * velocity²

4000= ½* m*20²

8000=400m

m=8000/400

m=20 kg

Answer Link

Otras preguntas

Which statement best describes a capsid? a. A capsid deﬁnes the shape of the virus. b. A capsid is the outside coat of the virus. c. A capsid is a protein coat

What is the volume of a rectangular box that has base area of 75 square inches and a height of 20 inches

which of the following would not make a good insulator* rubber*plastic*wood*metal

Which of the following factors does not favor a change in gene frequency and, therefore, evolution? (A) large populations (B) mutations (C) emigration (D) genet

write a paragraph for me using these words: art critic and art historian

Which statement best describes a capsid? a. A capsid deﬁnes the shape of the virus. b. A capsid is the outside coat of the virus. c. A capsid is a protein coat

a swimming pool is 20 meters long and 12 meters wide the bottom of the pool is slanted so that the water depth is 1.3 at the shallow end and 4 meters deep at th

If (x − 2)^2=49, then x could be ?

Why might nations join together to remove trade barriers?

Tatum weighs 47.39 kilograms.What is is her mass rounded to the nearest whole number?A.50 KilogramsB.48 KilogramsC.47.4 KilogramsD.47 Kilograms