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Tema [17]
2 years ago
14

Why are measurements important for science? Give two reasons. Please help meeee :(

Chemistry
1 answer:
stepladder [879]2 years ago
4 0

Answer:

-Being in the service of quality, safety, designing and problem solving.

-It plays an importnat part in our lives too, to measure any surface, object, etc.

Explanation:

Measurement is perhaps one of the most fundamental concepts in science. Without the ability to measure, it would be difficult for scientists to conduct experiments or form theories.

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Directions: Read the paragraph and identify the correct words that fit in the given sentences
TiliK225 [7]

Answer:

1. Elements

2. one

3. properties

4. Chemical

5. metal

6. non-metal

7. metalloids

8. Compounds

9. one

10. more

11. components

12. chemical process

Explanation:

In the given paragraph a brief about the difference between element and compound is given.

Elements are made up of the same type of atoms and each element is made up of one atom, that is they cannot be broken down into any other substance. Each element is different from each other due to its properties, though some have the same physical properties but are different in chemical properties.  Elements can be classified as metals such as iron and silver, non-metals such as oxygen and hydrogen, and metalloids such as boron and silicon.

Compounds are a combination of one or more elements such as water and salt. Compounds can be easily broken down into components through a chemical process.

Hence, the correct answer is:

1. Elements

2. one

3. properties

4. Chemical

5. metal

6. non-metal

7. metalloids

8. Compounds

9. one

10. more

11. components

12. chemical process

8 0
2 years ago
How much heat does your body lose when 6.35 g of sweat evaporates from your skin at 25 ∘C ? (Assume that the sweat is only water
ziro4ka [17]

Answer:

15.52 kj

Explanation:

H2 O   mole wt ~ 18 gm

6.35 gm   is    6.35 gm /18 gm/mole  = .353 moles of H2O

.353 moles * 44 kj/mole =

5 0
2 years ago
Express the frequency in inverse seconds of n=4 to n=3
HACTEHA [7]

Answer:

1.60×10¹⁴ s⁻¹

Explanation:

When an electron jumps from one energy level to a lower energy level some energy is released in the form of a photon.

4 0
3 years ago
Ethan is investigating a snails response to stimuli. He put the following substances on each corner of a paper towel; syrup,lemo
olga nikolaevna [1]
There doesn't seem to be a clear answer, it is placed in the center when it's substances is on the corners it doesn't give anything else
4 0
2 years ago
Read 2 more answers
Which part of the mantle is still a solid but flows like a thick, heavy liquid?
marusya05 [52]

Hello!

Your answer is A, asthenosphere

<u>The asthenosphere is a part of the mantle</u>. It helps move the plates in the Earth.

It is <u>below the lithosphere,</u> between <u>80 and 200 km</u> below the surface.

Therfore, the asthenosphere is <u>the part of the mantle that is still a solid but flows like a thick, heavy liquid.</u>

<u />

Hope this helps!

Have a great day!

3 0
3 years ago
Read 2 more answers
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