Chemistry, 26.03.2021 22:30 ibarral37102
GIVING 300 PTS URGENT AFTER ITS DONE If all the objects have around the same mass, which of the following objects has the most gravitational potential energy?
Question 4 options:
a chair set on the ground
a book on a high shelf on the first floor of a house
a ball stuck on the roof of a two-story house
a cat investigating a basement
Question 5 (1 point)
Which of the following electromagnets would have the greatest magnetic field?
Question 5 options:
A
B
C
D
Question 6 (1 point)
What is the role of a turbine in an electric generator?
Question 6 options:
It stores energy for later use.
It releases chemical energy.
It transfers electrical energy.
It provides mechanical energy.
Question 7 (1 point)
Which energy transformation takes place in a generator?
Question 7 options:
mechanical to electrical
chemical to radiant
electrical to mechanical
radiant to electrical
Question 8 (1 point)
The rumble feature on a video game controller is driven by a device that turns electrical energy into mechanical energy. This device is best referred to as ?
Question 8 options:
an electric generator
an electromagnet
a solenoid
a motor
Answers: 2
Chemistry, 22.06.2019 03:30
Melting and boiling are endothermic processes. this means that these processes absorb energy from their surroundings in order to occur. use this information and the data you collected in the phase change gizmo to describe what happens to the temperature of water when you boil it, then explain why this result occurs.
Answers: 2
Chemistry, 22.06.2019 07:00
What effect does a decrease in temperature have on the overall rate of a chemical reaction? a decrease in temperature decreases . the reaction rate will
Answers: 1
Chemistry, 22.06.2019 15:20
Water is initially present in a state where its molecules are far apart. during a change of state, its molecules slow down. which change of state has most likely taken place? from a gas to a liquid from a liquid to a gas from a solid to a liquid from a gas to a plasma
Answers: 1
Chemistry, 22.06.2019 19:00
Which change to the system wood cause the freely-moving piston to lower?
Answers: 1
GIVING 300 PTS URGENT AFTER ITS DONE If all the objects have around the same mass, which of the foll...
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