Demonstration 4: Universal Solvent
Materials needed:
-1 cup of water
-1 tsp of Salt, sugar or kool aid
Most of us have mixed water with salt, sugar or kool aid before. If you have not, give it
a try.
Questions:
1. What is the solute(s) in this experiment?
What is the solvent in this experiment?
This picture of a water molecule is drawn incorrectly. How could it be corrected?
Answer:
Solutes in this experiment are salt, sugar, or kool-aid
The solvent in this experiment is the water.
where are muscle cells found?
are short explanation please.
Muscle cells are found on the wall of the heart and blood vessels, visceral organs and remains attached to bone of the skeleton by tendons.
Describe how bacteria are used to produce enzymes for washing powders.
Answer:
yes exzymes are produce for power right
I WILL GIVE 50 BRAINLY POINTS AND BRAINLIEST TO BEST ANSWER!!!
Choose a scientist to research and write about from this list:
John Dalton J. J. Thomson
Marie Curie Ernest
Rutherford Henry Moseley
Niels Bohr Werner
Heisenberg Erwin Schrödinger
James Chadwick
Which scientist will you write about? Explain why you made that choice.
pt 2
When writing a scientific paper, look for the most credible sources. Science doesn’t show bias, but we humans tend to show bias. There are sites and articles that provide facts without proper scientific evidence. Avoid using information from such sites. You must be able to identify reliable sites so the data in your paper is credible.
Use sources that end in .gov (government sites), such as OSTI.gov. They are reliable sources. You can also use sites ending in .edu. They can be deemed trustworthy, but som
Answer:
I'm going to write about John Dalton because it seems interesting that he observed that water evaporates and becomes a gas that mixes with air.
Explanation:
hope this helps :)
please please help me i will give brainliest
What are the products of the light reactions used for during in the dark reactions of photosynthesis?
How do you think caffeine will affect the heart rate of humans
Answer:
Caffeine stimulates the heart's contractions via acting on enzymes in the heart. Caffeine can help natural hormones operate on the heart to release norepinephrine, which has a stimulating impact comparable to adrenaline.
Answer options are:
A- DECOMPOSITION
B- HUMAN EMISSIONS
C- PLANT RESPIRATION
D- PHOTOSYNTHESIS
how many people would it take to repopulate the earth?
Answer:
14,000,000
Explanation:
I don't know how that number is big enough T-T
Hope this helps!
cells that secrete protein fibers in bone are called
Answer:
Osteoblasts
Explanation:
Cells that secrete protein fibres in bones are called osteoblasts.
I hope this helps.
Citrus fruits, olives, and grapes would be found in the region of the
O Mediterranean
O North European Plain
O North Atlantic
O Russia
Answer:
The correct answer is Mediterranean
nombre de el tejido conjuntivo que se encarga de recibir el oxígeno
English mo Po Kase Hindi ko maintindihan
The subscript in a molecular formula provides what information about the element?
Answer:
A molecular formula consists of the chemical symbols for the constituent elements followed by numeric subscripts describing the number of atoms of each element present in the molecule.
Explanation:
MARK MEAS BRAINLIEST PLEASE
In spring, sugar solution rises quickly up through the phloem in plant stems . Give a reason for this
Answer:
Because phloem transports minerals and other solute. particles from lower parts to the stem in bidirectional manner. That is why in spring sugar solution rises quickly through phloem in plant stem
identify the general location of the zygomatic arch.
Answer:
Identify the general location of the zygomatic arch. cheek. The zygomatic arch is a bony bridge formed between the zygomatic and temporal bones. ... The temporal process of the zygomatic bone and the zygomatic process of the temporal bone fuse to form the zygomatic arch.
Explanation:
possible
answer
would this have a positive or negative effect on the body?
help pls Its due in 16 hours
Answer:
what is the question? please let me know
Enzymes are type of Carbohydrates that help chemical processes happen in cells.true or false
Answer:
Enzymes are type of Carbohydrates that help chemical processes happen in cells.true or false
Saye dari MalaysiaFill the crossword in plssss
Answer:
Here are the answer:
Explanation:
1.Carbon dioxide
2.Glucose
3.Chlorophyll
4.oxygen
5.Photosynthesis
6.sunlight
when storing fruits and vegetables in her apartment, what steps can julie take to minimize nutrient losses? check all that apply.
Nutrient loss is the reduction or elimination of the nutrients in food. Nutrients are very important in the development of cells in the body and also giving energy and vitality to the bones.
Please note that your question is incomplete, so i am giving you a general overview.
Some of the factors that leads to nutrient loss in food includes:
Overcooking (exposure to high level of heat)FreezingDrying, etc.Therefore, to minimise nutrient loss, it is vital that food is well preserved and is finished immediately, to reduce or totally eliminate the need to freeze, overcook or reheat food.
Read more here:
https://brainly.com/question/19596918
importance of agriculture to the nation
The importance of agriculture is that if there will be no national resources in a country than the people of the country will migrate because lack of agriculture
I hope this will help you
What toxin attacks nerve cells after a scorpion bites?
help pls what’s the answer?
For economic purposes, which one of the following traits would be useful to genetically engineer into
the genomes of crop plants?
bio
Wala jwk lang hahahahaha
Answer:
long growth period that's the answer
A closed system:
A. exchanges matter
and energy with other
systems.
B. exchanges
information and energy
with other systems.
C. is the most common
type in nature.
D. exchanges no matter
with other systems.
Answer:
D. exchanges no matter with other systems.
Explanation:
When you think of closed, think of something like a closed circuit. Nothing is effecting it from the outside and is not that common in nature. Most biological organisms are open systems such as us humans.
What is the best definition of excretion?
The elimination of undigested food.
Crying
The process of eliminating metabolic wastes.
Drooling
C) The process of eliminating metabolic wastes
Identify the organism that moves with a flagellum and does not have nucleus
Answer:
Must be a bacteria, for example: Amoeba.
The photograph shows a glue gun. This tool heats a solid
stick of glue until it becomes a liquid
Which physical change is shown in the photograph?
O A. Crystallizing
OB. Melting
O C. Dissolving
O D. Condensing
Answer:
melting
Explanation:
did it on edge :)
What is nucleus meaning
Answer:
A nucleus is a membrane-bound organelle that contains the cell's chromosomes.
Select the statement that is true.(1 point)
Thymine is only present in DNA, while cytosine is only present in RNA.
Thymine is only present in DNA, while cytosine is only present in RNA.
Translation copies DNA to mRNA, while transcription converts mRNA into proteins.
Translation copies DNA to mRNA, while transcription converts mRNA into proteins.
DNA has the sugar deoxyribose, while RNA has the sugar ribose.
DNA has the sugar deoxyribose, while RNA has the sugar ribose.
DNA and RNA are both double-stranded.
Answer:
1. false
2. false
3. true
4. false
Answer:
1. false
2. false
3. true
4. false
Explanation:
which compound is inorganic?
Answer:
I think b
Explanation:
Im sorry if its wrong
Analyze: Which can be used to identify an unknown substance: mass, melting point, density, volume, state of matter?
Answer:
all of the above
Explanation:
if we use only one of the method than we cannot find the name of that unknown substance so we need to use all the possible methods to find the actual answer and name of the substance:)