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siniylev [52]
3 years ago
14

Which of the following represents a chemical change? (1 point)

Physics
1 answer:
fgiga [73]3 years ago
8 0
Can I see a photo or can you comment the answer choices.
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what can you say about the motion of an object if its speed time graph is a straight line parallel to the time axis ? Also draw
MaRussiya [10]

Answer:

It says about the motion and the graph of the object is stationary, basically travelling at the same speed at any time of the graph. It will never change.

Explanation:

To draw a diagram:

1. Draw an object and represent the speed as stationary and constant at any time.

5 0
2 years ago
Why is no image formed when an object is at the focal point of a converging lens?
Temka [501]

Answer:

the refracted rays neither converge nor diverge. After refracting, the light rays are traveling parallel to each other and cannot produce an image.

Explanation:

6 0
3 years ago
A submarine is at an ocean depth of 3.00 km.
Alexxx [7]

Answer:

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7 0
3 years ago
Which of the following statements about large scale mineral extraction is true?
Sonbull [250]

Answer: D Minarel extraction cannot be done in ways that does not completely destroy the environment

Explanation: Hope this helps !!

8 0
3 years ago
How are frequency and wave period related?
dedylja [7]
-- The unit of frequency is "per second"  (Hz), which is [reciprocal time].

-- The unit of period is "second", which is [time].

Do you see where this is going ?

'Frequency' and 'period' are reciprocals of each other.

For any wave ...

Period  =  (1) / (frequency) .

Frequency  =  (1) / (period) .
6 0
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