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Alex
3 years ago
10

Please help me thank you ​

Biology
2 answers:
posledela3 years ago
8 0

Answer:

11.Taking 5 minute shower instead of 10 minute shower.

12.They allow dangerous ray from sun into earth.

13.they help scientist compare elements in the rock.

Explanation:

I'm not sure about number 13

Digiron [165]3 years ago
4 0

Answer:

11. d

12.c

13.a

Explanation:

cuz science

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7. For radio reception, diffraction is _________.
Elis [28]

Answer:

well, i think the correct answer is

B_ a hindrance

6 0
3 years ago
Read 2 more answers
Two resistors or resistance 2ohms and 4 ohms are connected in series and then in
kari74 [83]

Answer:

Ratio = 9 : 2

Explanation:

We have been given two resistors, one with 2ohms rating and another with 4 ohms rating.

First they are connected in series. When resistors are connected into series, Equivalent resistance is given by:

Resistance (Equivalent) = R₁ + R₂ = 6 ohms

When these are connected in parallel, equivalent resistance becomes:

1 / Resistance (Equivalent) = 1/R₁ + 1/R₂ = 1/2 + 1/4

1 / Resistance (Equivalent) = 3/4

Resistance (Equivalent) = 4/3

Ratio = R(Series)/ R(Parallel)

Ratio = 6 : 4/3

Ratio = 18 : 4

Ratio = 9:2

3 0
4 years ago
The table shown here provides new information on the population of four kinds of insects recently introduced into a new habitat.
Leviafan [203]

Answer:

Group B.

Explanation:

6 0
3 years ago
Read 2 more answers
If you cook a pizza on a metal tray, you place the pizza on the tray at room temperature. This is placed in a hot oven. Once coo
777dan777 [17]

Answer: 1. particles vibrate

more

2. individual particles do not

get ( change their temperature).

3. They vibrate less and become

motionless

Explanation:

when the tray is placed in the oven,the particles get heated ( this results in a change in temperature.) as the temperature increases so does their kinetic energy. What this simply implies is that the particles would tend to vibrate more vigorously than before.

When you remove the tray from the oven it’s temperature decreases, so also is it’s kinetic energy. This makes the particles to vibrate slowly and become motionless.

5 0
3 years ago
18) Do all bacterial cells have this circular DNA? Explain.
melomori [17]

Answer: Yes

Explanation: Bacteria have single circular chromosomes which are located at the cytoplasm in the structure called the nucleoid.

6 0
3 years ago
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