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Pachacha [2.7K]
3 years ago
8

How are blue and red litmus papers alike?

Biology
2 answers:
erastova [34]3 years ago
8 0

Answer: 3.

Explanation:

Both red and blue litmus papers are changing color in acid and the main use of them is to test whether a solution is basic or acidic.

Under acidic conditions, blue litmus paper will turn red, and red litmus paper will turn blue under basic conditions.

Purple litmus paper is always neutral which means that blue and red will always be purple in neutral environment.

jeyben [28]3 years ago
5 0

Answer:

Option A should be your answer.

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What happens when a hypothesis is not supported
Temka [501]
<span> For a start, when you have a question that needs answering in science, you formulate a null hypothesis. That is a negative statement which you then set out to prove or disprove. This is just a convention. So if your initial question is for example, "Does sugar dissolve in water?"

Your null hypothesis will be "Sugar does not dissolve in water."
You then set up your experiment and get some data.

Now if your data doesn't support your null hypothesis then you reject it and make the statement ,"Sugar does dissolve in water." As you can see from this simple example, a non-result is still a result so the idea of formulating new tests as mentioned by another answerer isn't necessary and in some ways is the incorrect thing to do. In science, hypotheses are often not supported by data and i would argue that this is the case a lot of the time. A non-result is still a result and you will have plenty to write about whichever way it goes. </span>
5 0
3 years ago
1.What’s the name for excessive bodily hair growth in women?
AleksandrR [38]
1.Hirsutism

2. Seven

3. SeaHorses
7 0
3 years ago
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Your home is located in a deep river valley less than a mile from where the river flows into the Gulf of Mexico. A hurricane is
Black_prince [1.1K]

Answer: Go to a shelter farther inland on higher ground.

Explanation:

A hurricane is a tropical cyclone in which the air rotates in low pressure. It is an organized thunderstorm which has no fronts (a boundary that separates the two air masses which are of typically of different densities). The speed of the wind in this cyclone is 74 mph.

Go to a shelter farther inland on higher ground. is the correct approach. This is because of the fact that hurricane can cause the flow of water from the river at high tide. Thus it will be suitable that a person attains a shelter to higher grounds to keep itself save.

8 0
3 years ago
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The movement of ocean currents around the globe? Check all that apply. Strong winds force warm water to sink to the ocean floor.
zysi [14]

Answer:

Cool dense water sinks to the ocean floor.

Warm water replaces cool surface water.

Wind blowing parallel to the shore causes upwelling of cool water.

3 0
3 years ago
Question 8 (1.25 points)
tester [92]

Answer:

i believe the answer would be d, all of the above

Explanation:

all are questions relating to gene variability of a species, which would be what the population geneticist would specialize in. the scientist must ask questions and then conduct research. i hope that helps :) have a lovely week

4 0
3 years ago
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