Which of these terms means an object's resistance to changing its motion?
Question 1 options:
inertia
velocity
newton
power
Question 2 (1 point)
Which of these equations is a representation of the 2nd Law of Motion?
Question 2 options:
v=d/t
W=Fd
F=ma
a=v/t
Question 3 (1 point)
Which words correctly complete the 3rd Law of Motion?
For every there is an equal and opposite .
Question 3 options:
cause, effect
action, reaction
distance, velocity
cost, benefit
Question 4 (1 point)
Which of these could be a force that changes the motion of an object?
Question 4 options:
friction
a push or pull
air resistance
all of the above
Question 5 (1 point)
According to the second law of motion, which statement is TRUE?
Question 5 options:
every action has a reaction
a heavy object requires more force to push than a lighter object
an object at rest, stays at rest
heavy objects accelerate faster than lighter elements with the same force
Answers: 2
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An air bubble of volume 20 cm³ is at the bottom of a lake 40 m deep, where the temperature is 4.0°c. the bubble rises to the surface, which is at a temperature of 20°c.take the temperature of the bubble’s air to be the same as that of the surrounding water. just as the bubble reaches the surface, what is its volume?
Answers: 1
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Asystem containing an ideal gas at a constant pressure of 1.22×10^5 pa gains 2140 j of heat. during the process, the internal energy of the system increases by 2320 j. what is the change in volume of the gas?
Answers: 3
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1kg of water needs to recieve 4200j of energy to go from 90 degrees to 91 degrees. what is the specific heat capacity of water? what are the units?
Answers: 1
Physics, 22.06.2019 16:20
Which best describes what forms in nuclear fission? a. two smaller, more stable nucleib. two larger, less stable nucleic. one smaller, less stable nucleusd. one larger, more stable nucleus
Answers: 1
Which of these terms means an object's resistance to changing its motion?
Question 1 options:
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