subject
Physics, 11.11.2020 17:30 kevo2024

Sam heats an 8kg sample of sand, with a specific heat of 664 J/kg·C°, from 20° to 40°. What is the change in thermal energy?

ansver
Answers: 2

Another question on Physics

question
Physics, 21.06.2019 15:00
Using software, a simulation of a javelin being thrown both on earth and on the moon is created. in both cases, the velocity and angle of projection are kept the same. on earth, the javelin covers a distance y. what distance would it cover on the moon? (the moon’s gravity is about 1/6th that of earth.) a. 6y b. 6/y c. y/6 d. (y+6)2
Answers: 3
question
Physics, 21.06.2019 19:50
An object is dropped from a tower, 400 ft above the ground. the object's height above ground t seconds after the fall is s(t)equals400 minus 16 t squared. determine the velocity and acceleration of the object the moment it reaches the ground. the velocity of the object the moment it reaches the ground is nothing ft/s.
Answers: 1
question
Physics, 22.06.2019 09:00
For which pair of objects would adding the same a
Answers: 1
question
Physics, 22.06.2019 10:00
One object has a mass of 1 kg and another object has a mass of 3 kg. if the speeds are the same, which of the following is true about their kinetic energy?
Answers: 2
You know the right answer?
Sam heats an 8kg sample of sand, with a specific heat of 664 J/kg·C°, from 20° to 40°. What is the c...
Questions
question
Chemistry, 12.11.2020 14:30
question
Computers and Technology, 12.11.2020 14:30
question
English, 12.11.2020 14:30
question
Mathematics, 12.11.2020 14:30
question
Mathematics, 12.11.2020 14:30
question
Chemistry, 12.11.2020 14:30
question
Mathematics, 12.11.2020 14:30