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WARRIOR [948]
3 years ago
14

PLSSS HELP I WILL GIVE U BRAINLIEST annabelle and jose are building a complete circuit for their science inquiry in class they w

ant the lightbulb to turn on and off so they install a switch the light switch can be used to open and close their circuit Given the information above, which statement below must be true about using a switch in a circuit?
A. The switch must use a conductor such as rubber to open the circuit and light the bulb.
B. The switch must use an insulator such as rubber to close the circuit and light the bulb.
C. The switch must use an insulator such as copper to open the circuit and light the bulb.
D. The switch must use a conductor such as copper to close the circuit and light the bulb.
Physics
2 answers:
AlekseyPX3 years ago
8 0

Answer:the answers is D

Explanation:

all the others answers choices are incorrect

Agata [3.3K]3 years ago
6 0

Answer:

i think its C hope this is rhight have a good day

Explanation:

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A body travels 10 meters during the first 5 seconds of its travel, and it travels a total of 30 meters over the first 10 seconds
Inessa05 [86]

Answer:

A body travels 10 meters during the first 5 seconds of its travel,and a total of 30 meters over the first 10 seconds of its travel

20miles / 5sec = 4miles /sec would be the average speed for the last 20 m

Explanation:

The answer is 4 m/s.

In the first 5 seconds, a body travelled 10 meters. In the first 10 seconds of the travel, the body travelled a total of 30 meters, which means that in the last 5 seconds, it travelled 20 meters (30m + 10m).

The relation of speed (v), distance (d), and time (t) can be expressed as:

v = d/t

We need to calculate the speed of the second 5 seconds of the travel:

d = 20 m (total 30 meters - first 10 meters)

t = 5 s (time from t = 5 seconds to t = 10 seconds)

Thus:

v = 20m / 5s = 4 m/s

PLEASE GIVE BRAINIEST!! HOPE THIS HELPS

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3 years ago
The velocity v(t) in the table below is increasing for 0_t_12.
katen-ka-za [31]
<span>When n=4 subdivisions distance traveled = 40 X 12 = 480

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Explanation:

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