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ELEN [110]
3 years ago
7

A marshmallow is toasted over a campfire. Is this a physical or a chemical change?

Biology
1 answer:
Fed [463]3 years ago
8 0

Answer:

This is Chemical change

Explanation:

The sugar molecules in the marshmallow are being changed into carbon.

Hopefully this helps :)

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A scientific theory
Ivan

All of the above statements describes scientific theory

Answer: Option D

<u>Explanation:</u>

A scientific theory is a clarification of a part of the characteristic world that can be more than once tried and confirmed as per the logical strategy, utilizing acknowledged conventions of perception, estimation, and assessment of results. Where potential, hypotheses are tried under controlled conditions in an examination.

In conditions not amiable to trial testing, speculations are assessed through standards of deductive thinking. Set up logical speculations have withstood thorough examination and epitomize logical information. The importance of the term scientific theory as utilized in the control science that is altogether unique in relation to the basic vernacular utilization of theory.

In ordinary discourse, the hypothesis can suggest a clarification that speaks to an unconfirmed and theoretical guess, while in science it depicts a clarification that has been tried and broadly acknowledged as substantial. These various utilization are practically identical to the contradicting uses of forecast in science versus basic discourse, where it signifies a simple expectation.

8 0
3 years ago
Four students have done a nice job drawing membrane models. Which model does the best job of showing osmosis? a. Thomas. Student
Semmy [17]

Answer:

The model that does the best job of showing osmosis is "Thomas. Student-drawn membrane model within a rectangular box. From left to right there is an upper and lower line spaced moderately apart."

Explanation:

Osmosis: this is a process of which molecules of a solvent pass through a semipermeable membrane from a lower concentrated solution into a more concentrated solution.

7 0
4 years ago
When the concentration of molecules on both sides of a membrane is the SAME, the solution is
posledela
Yes
of becuse and always 6
5 0
3 years ago
Which solution is hypertonic?
Anna35 [415]

Answer:

injininijnjinijni

Explanation:

8 0
3 years ago
Read 2 more answers
Why do plants make their own food? (I tried googling it and all I could find was how they make it, not necessarily why)
mrs_skeptik [129]

Answer:

They take the carbon dioxide, water and sunlight they take in from their leaves to make food

5 0
3 years ago
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