Physics, 26.03.2021 19:30 marissastewart533
4. Which of the following are examples of potential energy? *
O A. a picture hanging on a wall and a parked car
O B. a clock hand moving and a leaf in a tree
O C. pushing a swing and vase on a table
D. None of the above
Answers: 1
Physics, 22.06.2019 06:30
=force Ă— distance a. work b. velocity c. pressure d. momentum
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Physics, 22.06.2019 11:00
I'm thinking it's 2 you are asked to explain the earth's magnetic field. which is the best reply? 1. the earth's magnetic south is similar to the north pole of a magnet. 2. the earth's core has a strong magnetic charge similar to the south pole of a magnet. 3. the earth's geomagnetic south is similar to the south pole of a magnet. 4. the earth's magnetic charge is not centered at either pole; it varies based on location.
Answers: 1
Physics, 22.06.2019 13:00
The magnitude of the amount of energy released by burning a fuel source, measured in energy per unit mass, is called its fuel value. note that the fuel value is the negative of the isobaric specific heat of combustion for the fuel. if all the energy obtained from burning 1.23 pounds of butane with a fuel value of 10.85 kcal/g is used to heat 128.0 kg of water at an initial temperature of 18.3 °c, what is the final temperature? note that 1 lb = 453.6 g.
Answers: 3
Physics, 22.06.2019 14:00
How much energy must a refrigerator absorb from 225 g of water so that the temperature of the water will drop from 35°c to 5°c
Answers: 3
4. Which of the following are examples of potential energy? *
O A. a picture hanging on a wall and...
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