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Ganezh [65]
3 years ago
13

True or false The sound of a police siren would be an example of the Doppler effect

Physics
1 answer:
Stella [2.4K]3 years ago
3 0
The answer to the question is True.
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A flask that weighs 345.8 g is filled with 225 mL of carbon tetrachloride.
Vsevolod [243]

Answer:

1.59 g/mL

Explanation:

Mass of CCl₄ = mass of flask and CCl₄ − mass of empty flask

m = 703.55 g − 345.8 g

m = 357.75 g

Density = mass / volume

d = 357.75 g / 225 mL

d = 1.59 g/mL

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3 years ago
Which physical property causes you to lean to one side when the bus you're travelling and take the Sharp turn
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Inertia of direction is the answer
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3 years ago
The law of conservation of matter states that during a chemical reaction, the amount of matter ​
mixas84 [53]

Answer:

The law of conservation of matter says that in chemical reactions, the total mass of the products must equal the total mass of the reactants.

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3 years ago
A law of motion that states that an object at rest stays at rest and one in motion stays
adoni [48]

Answer:

that is the first law of motion or newtons first law of motion

6 0
3 years ago
Gravity and magnetism are both
ella [17]

Answer:

Explanation:

Comment

You have to read this carefully enough that you don't mix up energy and forces.

Gravity is a force. If you don't believe me try jumping off a building. Which way are you going to go and why? Down because gravity attracts your mass.

So Magnetism must be a force as well. It acts in one direction, but not a specific one the way gravity acts). It also either attracts or repulses (pushes an object away)

Answer A

3 0
2 years ago
Read 2 more answers
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