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Temka [501]
3 years ago
5

When we add or remove energy from a substance, what kind of changes can we observe? Can they happen at the same time ?

Physics
1 answer:
goldenfox [79]3 years ago
5 0

Answer:

Removing Energy: Removing energy will cause the particles in a liquid to begin locking into place. A. Boiling and Evaporation: Evaporation is the change of a substance from a liquid to a gas.

.

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An astronaut takes a tuning fork with her to the moon she strikes it inside the cabin the cabin is normally filled with air so t
PolarNik [594]

Answer:

The correct option is;

D: Its vibrations are not transmitted to the moon's atmosphere

Explanation:

A tuning fork is used to produce sound by vibration  such that the tune produced is pure

The tune, sound, produced by the tuning fork is transmitted as sound wave through the air by means of the gases of the air as a transmission medium so people at a distance that have air around them can hear the tuning fork sound

On the Moon's surface, the atmosphere is very and it is referred to technically as an exosphere, so the sound of the tuning fork has no medium through which to transmit and therefore, it is not transmitted on the Moon's atmosphere.

6 0
3 years ago
Match the numbers
grandymaker [24]

-- Photographic film detects radiation.
-- Gas occupies the whole container.
-- The Geiger counter is used to detect and measure
       the intensity of radiation.
-- An atom is the <span>smallest particle to retain characteristics
      of the element.
-- The atomic mass is the mass of the protons and neutrons in the atom.</span>
    (The electrons hardly make any difference. One proton or neutron has
     as much mass as more than 1800 electrons.)
-- A solid has a fixed shape.
-- The neutron is electrically neutral. It has no charge.
-- The proton has a positive charge.
-- The electron has a negative charge.
-- The atomic number is the number of protons in the nucleus of an atom.

8 0
3 years ago
(3) A Ninja motorcycle is moving down I95 at 160 miles per hour (72 m/s) and a cop uses a radar gun to measure the speed. Using
Virty [35]

Answer:

it does use it at doppler

Explanation:

My dad told me the hes a cop so yw

5 0
3 years ago
Why is there convection in the outer core and what is the result of this?
mars1129 [50]

Answer:

re believed to influence the Earth's magnetic field. ... As heat is transferred outward toward the mantle, the net trend is for the inner boundary of the liquid region to freeze, causing the solid inner core to grow

Explanation:

6 0
4 years ago
Why is temperature constant during a phase change?
shutvik [7]
Because during a phase change nothing really happens. Before a phase change, energy and temperature will increase or decrease as well as after.
8 0
4 years ago
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