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lakkis [162]
3 years ago
11

2. Tania went outside and made two observations of the Moon that were several days apart. Her

Chemistry
1 answer:
Marizza181 [45]3 years ago
6 0

Answer:

I am very confused who is diagram.

Explanation:

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This is an inherited characteristic that increases an organism's chance of survival.
Bess [88]

Answer:

Adaptation

Explanation:

A biological adaptation is an anatomical structure, physiological process or behavioral trait of an organism that has evolved over a period of time by the process of natural selection such that it increases the expected long-term reproductive success of the organism.

8 0
3 years ago
What do helium (He), neon (Ne), and argon (Ar) have in common?
IrinaK [193]

Answer:

The answer is: D

Explanation:

A. They have the same number of electron energy shells.  Is false, all the elements are in different periods so, they have different number of lectron energy shells.

B. They are all Halogens.  No, is wrong, halogens are F, Cl ,Br

C. They have the same number of electrons.  is wrong, if they had the same number of electrons they must be they same element and they aren't the same.

D. They are all Noble gases. Yes, it's true they are noble gases, they are the first group in the periodic table from the right.

6 0
3 years ago
Read 2 more answers
Which equation is an example of a synthesis reaction
storchak [24]
The answer is A....... brainiest plz?
4 0
3 years ago
Read 2 more answers
Una pieza de silicio tiene un volumen de 8 cm3. ¿Cuál es su masa? *
Maurinko [17]

Answer:

el volumen es igual a masa decidida por densidad

8 0
3 years ago
In an atomic model that includes a nucleus, positive charge is
olganol [36]
<span>Because protons are positively charged and neutrons have no charge then it is safe to say that such an atomic model would have the positive charge concentrated in the center of an atom (option d).</span>
7 0
3 years ago
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