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Biblioteka

10_Phys Summative Unit 2 Trim 2

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Posljednje ažuriranje over 6 years ago
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Napomena autora:

Energies and the thermal physics.

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Pitanje 1
1.

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

Pitanje 2
2.

Write the equation of conservation of energy:

Pitanje 3
3.

Find the equation of conservation of energy for this problem:

Pitanje 4
4.

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

Pitanje 5
5.

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

Pitanje 6
6.

The capacity for doing work.

Pitanje 7
7.

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

Pitanje 8
8.

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

Pitanje 9
9.

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

Pitanje 10
10.

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

Pitanje 11
11.

The letter "k" represents

Pitanje 12
12.

The work done can be like:

Pitanje 13
13.

The Internal Energy here is

Pitanje 14
14.

Temperature is:

Pitanje 15
15.

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

Pitanje 16
16.

Heat is

Pitanje 17
17.

The heat will only flow from ...

Pitanje 18
18.

The type of transfer of Heat is ...

Pitanje 19
19.

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

Pitanje 20
20.

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

Pitanje 21
21.

is the process where it breaks the chemical bonds

Pitanje 22
22.

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

Pitanje 23
23.

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

Pitanje 24
24.

What is the energy needed in the melting process?

Pitanje 25
25.

What is the energy needed in the condensation process?

Pitanje 26
26.

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

Pitanje 27
27.

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

Pitanje 28
28.

What is the energy needed to break the chemical bonds?

Pitanje 29
29.

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

Pitanje 30
30.

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

Pitanje 31
31.

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

Pitanje 32
32.

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

Pitanje 33
33.

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

Pitanje 34
34.

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

Pitanje 35
35.

How much is the weight of the box?