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Sedaia [141]
3 years ago
14

How can the Earth be a closed system if space shuttles can leave the

Biology
2 answers:
Tpy6a [65]3 years ago
8 0

Answer:

Because it takes tremendous effort to break free from the laws of gravity to exit the Earth's atmosphere.

Explanation:

the explanation is in the answer.

gtnhenbr [62]3 years ago
6 0

Answer:

The answer is- A). Because it takes tremendous effort to break free from the laws of gravity to exit the Earth's atmosphere.

Explanation:

I really don't have an explanation. Except that I love science and I actually pay attention in my classes.

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BIOLOGY CIRCULATORY SYSTEM!! WILL NAME BRAINLIEST IF YOU ANSWER CORRECTLY!!
Kaylis [27]

Answer:

Q1)Heart,Lungs,Arteries,Veins,Vessels

Q2)Blood vessels flow blood throughout the body. Arteries transport blood away from the heart. Veins return blood back toward the heart. Capillaries surround body cells and tissues to deliver and absorb oxygen, nutrients, and other substances.

Please mark me brainliest.

Explanation:

6 0
3 years ago
Which cycle involves a symbiotic relationship between bacteria and legumes (beans, peas, etc.)?
Dvinal [7]

Answer: B- nitrogen 

Answer choices are:

<span>A- water 
B- nitrogen 
C- carbon 
D- phosphorus</span>

<span>The idea of helping someone to get some help in return resulting to close interactions is a symbiotic relationship. In a symbiotic relationship, the two species in the relationship like bacteria and legumes live together.</span>

<span>Legumes have root nodules that provide a home for bacteria (rhizobia).   Rhizobia that fixes nitrogen. They convert nitrogen gas from the atmosphere into ammonia. This ammonia is in turn used in the formation of amino acids and nucleotides in legumes. This is the nitrogen  <span>cycle which involves a symbiotic relationship between bacteria and </span></span>
6 0
3 years ago
How do organs work together to form specific functions
lesya692 [45]

Answer:

Sistemas orgánicos

Explanation:

Aunque cada órgano del cuerpo realiza sus funciones específicas, los órganos también funcionan juntos por grupos, a los que se denomina sistemas orgánicos (ver Principales sistemas orgánicos). Los médicos clasifican las enfermedades y sus propias especialidades médicas de acuerdo a los diferentes sistemas orgánicos.

8 0
2 years ago
A cell needs to produce a large amount of protein. Which organelle would it be most likely to have many of?
Andrews [41]

Answer:

Eukaryotic cells

Explanation:

3 0
3 years ago
Help please!!!!! It's 2.
Sedaia [141]
Since a lot of people like to litter and not clean up around their community, it would attract rodents (mice, rats, raccoons). Also, bugs and insects (like cockroaches) would be attracted to the trash in the area. If there are rats then, something must eat them. This means that cats would be apart of this community. Humans naturally like to settle where water is so, fish would also be something to consider as your answer.
5 0
3 years ago
Read 2 more answers
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