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Alexandra [31]
3 years ago
7

(a) The current in the circuit is direct current.

Physics
1 answer:
Flura [38]3 years ago
3 0

Explanation:

If the polarity of an electrical source doesn't change with time, it is called direct current.

Hope it will help :✔

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a ball is thrown vertically upward with an initial speed of 40 m/s. how high is the ball above the ground when it stops
NISA [10]

Answer:

80m, assuming g=10m/s^2

Explanation:

40m/s will be reduced to 0m/s in 4 seconds. 4 seconds x 40m/s would be 160m up, but you will only get half of that because you decelerate linearly to 0m/s. This leaves you with 4 x 20 = 80m.

5 0
3 years ago
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Two children ride side-by-side on a carousel. Their paths are shown in the image below.
Sonbull [250]

Answer:

The child represented by a star on the outside path.

Explanation:

5 0
3 years ago
2.08
natka813 [3]

Calculate its average speed in meters per second

Answer:

5.77 m/s

Explanation:

Speed= Distance/Time

Distance= 40+ half of 40= 40+20= 60 m

Time= 8.8+1.6=10.4 s

Average speed= 60/10.4=5.769230769  m/s

Approximately, the average speed is 5.77 m/s

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3 years ago
Okay! Last question was a warm-up question. And now to get your brain thinking some more, how about another one?:
den301095 [7]
The correct answer is a fishhook
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Rex makes himself a bowl of cereal. He puts 28 g of cereal in a bowl and then adds 245 g of milk. Before eating the cereal, he r
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Answer:

A.)

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Because you didn't add anything or take anything away.

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