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mathman783
19.11.2020 •
Physics
-Two pickup trucks each have a mass of 2,000 kg. The gravitational force between the
trucks is 3.00 x 10-5 N. One pickup truck is then loaded with 1,000 kg of bricks. Which
of the following would be the new gravitational force between the two trucks?
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Ответ:
Explanation:
The gravitational force between two pickups is given by :
It means,
So,
We have,
F' is the new force
So, putting all the values,
So, the new force between the two trucks is
.
Ответ:
1. When the mass of the ice added to the cup increases, the amount of thermal energy needed to change the temperature of the ice decreases or increases
2. When the students measure the temperature of the water in the cups during the investigation, what is it the students are measuring?
Total kinetic energy of the water
Average kinetic energy of the water
Total amount of heat in the water
3. If the mass of ice added to the cup increases, the total energy in the cup will decrease or increase1. When the mass of the ice added to the cup increases, the amount of thermal energy needed to change the temperature of the ice decreases or increases
2. When the students measure the temperature of the water in the cups during the investigation, what is it the students are measuring?
Total kinetic energy of the water
Average kinetic energy of the water
Total amount of heat in the water
3. If the mass of ice added to the cup increases, the total energy in the cup will decrease or increase1. When the mass of the ice added to the cup increases, the amount of thermal energy needed to change the temperature of the ice decreases or increases
2. When the students measure the temperature of the water in the cups during the investigation, what is it the students are measuring?
Total kinetic energy of the water
Average kinetic energy of the water
Total amount of heat in the water
3. If the mass of ice added to the cup increases, the total energy in the cup will decrease or increase1. When the mass of the ice added to the cup increases, the amount of thermal energy needed to change the temperature of the ice decreases or increases
2. When the students measure the temperature of the water in the cups during the investigation, what is it the students are measuring?
Total kinetic energy of the water
Average kinetic energy of the water
Total amount of heat in the water
3. If the mass of ice added to the cup increases, the total energy in the cup will decrease or increase1. When the mass of the ice added to the cup increases, the amount of thermal energy needed to change the temperature of the ice decreases or increases
2. When the students measure the temperature of the water in the cups during the investigation, what is it the students are measuring?
Total kinetic energy of the water
Average kinetic energy of the water
Total amount of heat in the water
3. If the mass of ice added to the cup increases, the total energy in the cup will decrease or increase
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