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10_Phys Summative Unit 2 Trim 2

Last updated over 5 years ago
35 questions
Note from the author:
Energies and the thermal physics.
1

The measure of energy transfer that occurs when an object is moved over a displacement by an external force in the same direction

1

Write the equation of conservation of energy:

1

Find the equation of conservation of energy for this problem:

1

Before the trolley is moving, Find all the possible initial energies in both bodies:

1

The trolley moved and right before object m hits the ground, What are the final energies?

1

The capacity for doing work.

1

GPE is the ________ an object has due to its position above a relative ground.

1

___ is an energy stored as a result of deformation of an elastic object

1

____ is the total of the potential energy between molecules and their random kinetic energy.

1

In Ek = 1/2 m v2 ... the unit for the letter "m" is:

1

The letter "k" represents

1

The work done can be like:

1

The Internal Energy here is

1

Temperature is:

1

The bowl that is on the right hand of the girl will ...

1

Heat is

1

The heat will only flow from ...

1

The type of transfer of Heat is ...

1

What should be the specific heat capacity (c) of the handle?

1

Melting and Evaporation. The characteristic they have in common is ...

1

is the process where it breaks the chemical bonds

1

is the process where molecules used to be fixed but now are flexible.

1

If there is friction in one of the sections of the path, Where must be the section used to stop the sliding object?

1

What is the energy needed in the melting process?

1

What is the energy needed in the condensation process?

1

What is the energy needed to change the average random kinetic energy in the gas?

1

What is the energy needed to change the average random kinetic energy in the solid?

1

What is the energy needed to break the chemical bonds?

1

What is the energy needed to melt ice 0ºC to water liquid 0ºC?

1

The heat needed to convert ice -20ºC to liquid water 0ºC

1

The heat needed to convert ice 0ºC into gas at 100ºC

1

The heat needed to convert liquid at 0ºC into a gas at 100ºC.

1

The heat needed to convert ice at 0ºC into a gas at 150ºC.

1

The heat needed to convert liquid at 0ºC into gas at 150ºC.

1

How much is the weight of the box?