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lora16 [44]
3 years ago
14

Jay and Jeff were responsible for recording the class weather data each day in march. What weather instrument, seen here, should

they use for measuring the daily wind speed
Chemistry
1 answer:
snow_tiger [21]3 years ago
5 0
What are the instruments
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Explain why in this crossing all of the hedgehog offspring are brown even though they all carry the white gene?
Lina20 [59]
Because The white gene is the recessive gene and the brown gene is the dominant gene hence all the offspring being brown instead of white :)
4 0
3 years ago
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I need help with these
Delvig [45]

Answer:

9yuigyu need points sorry

Explanation:

4 0
3 years ago
Which half-reaction correctly represents reduction?
Neko [114]

Answer: B. Ca2+   +  2e- --------->   Ca

Explanation:

Reduction involves the gaining of electrons as well as a decrease in the oxidation state of the atom or ion.

In this case; Ca2+ gains two electrons and the oxidation state is reduced from +2 to  0.

Ca2+   +  2e- --------->   Ca

5 0
3 years ago
Building Vocabulary
Juliette [100K]

Answer:

Explanation:

Building Vocabulary

Match each term with its definition by writing the letter of the correct definition on

the line beside the term in the left column.

5. nucleus   b

6. proton     f

7. neutron   h

8. electron  d

9. atomic number    g

10. isotopes              c

11. mass number      a

12. energy level       e

a. the sum of protons and neutrons in the nucleus of an

atom

b. the very small center core of an atom

c. atoms of the same element that differ in the number

of neutrons, but have the same number of protons

d. the particle of an atom that moves rapidly in the

space outside the nucleus

e. a specific amount of energy related to the movement

of electrons in atoms

f. the particle of an atom with a positive charge

g. the number of protons in the nucleus of every atom

of an element

h. the particle of an atom that is neutral

-. mass number  a.

12. energy level    e

5 0
3 years ago
Which term refers to a universal fact sometimes based on mathematical equations?
torisob [31]

Answer:

The correct answer is a scientific law.

Explanation:

The laws of science or scientific laws refer to the statements, which predict or illustrate an array of natural processes. It is a statement based on observations or spontaneous experiments, which illustrate some characteristics of the natural world.  

The term law exhibits different uses in various circumstances, that is, across all the branches of natural science. The laws are formulated through data and can be further created via mathematics, in all the conditions, they are indirectly or directly based on empirical evidence. The scientific laws recapitulate the outcomes of observations or experiments, generally within some point of application.  

3 0
3 years ago
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