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rewona [7]
3 years ago
15

PLEASE HELP!!!!

Health
2 answers:
Verizon [17]3 years ago
8 0
The answer is option B.



The skin is a physical barrier, and as it, it plays an important role in order to prevent the entrance of microbia to the body. For this reason, there is a very little percentage of microorganisms that achieve to enter in our body, generally by food, mosquito bites, or injections.
katrin [286]3 years ago
8 0
B. physical barrier.
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SCIENCE QUESTION!! 100 POINTS!!
Galina-37 [17]

Formula: a = f/m

a = acceleration

f = force

m = mass

Note that the answer will be in m/s so we will need to convert "kg" to "m"

1kg = 1000m

5 * 1000 = 5000 meters

Use what we are given and solve.

a = 25/5000

a = 0.005 m/s

Best of Luck!

3 0
2 years ago
Read 2 more answers
What is the difference between a y-intersection and a t-intersection
Tcecarenko [31]
I had to ask for help on this one. I had no idea what it meant. The people on the forum figured it out (I think). They said it was a driving question and I should have known. I live in the country. We have plenty of both.

Y intersection looks just like a Y. You are coming from the bottom of the Y and moving upwards. You come to a fork in the road and you must choose to go upwards either by taking the left or right hand side. Both will permit you to go in the same direction you were traveling in the first place. You might wind up in a slightly different place.

T intersection. A t Intersection makes you stop because you cannot keep going in the direction you were traveling in the first place. That direction is a complete Dead End. 

You are forced to go either left or right at the intersection. The original direction you were travelling is now lost to you. If you were travelling North then the T requires you to go either East or West.

If they have missed the question, let me know. I can edit it.

8 0
3 years ago
Read 2 more answers
Badminton in singles if the receiver wins a rally the receiver scores a point and becomes the new server true or false
Brut [27]
True.............. .
5 0
3 years ago
Please someone help me and hurry! I'll give brainliest!
lisov135 [29]

Answer:

a safety is worth 2 points

7 0
2 years ago
in the midnight temperature in Johannesburg is -5°c and in Durban it is 13°c. how much higher is Durban temperature?​
Blababa [14]

Answer:

18°c

Explanation:

Midnight temperature in Johannesburg = -5°c

Midnight temperature in Durban = 13°c

Now we want to find how much higher the temperature in Durban is above the temperature in Johannesburg. We do this by finding the difference between the temperature in Durban and the temperature in Johannesburg .

So,

Difference between the temperature in Durban and the temperature in Johannesburg = 13 - (-5) = 18°c

7 0
2 years ago
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