Which phrase best describes scientific theories?

Answers

Answer 1

Answer: Which phrase best describes scientific theories?
a.explain few observations
b.serve as speculations
c.are never proven
d. cannot be replaced
Biology

Answer 2

Answer: "Which phrase best describes scientific theories?
a.explain few observations
b.serve as speculations
c.are never proven
d. cannot be replaced"

The answer is C. are never proven

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Biology is the study of the atmosphere. a. True b. False
Which of the following is most responsible for El Niño?Unusually cold water in the Atlantic causes an increase in wind activity.The calming down of trade winds in the Pacific, which leads to the buildup of warm water.Death of plankton and fish in the northern hemispheres.Disruption of the Gulf Stream.
Which pie graph below matches the data in the bar graph above?

Which of the following best describes the interaction between Earth’s crust and living organisms?a.Raw materials essential for life are cycled through Earth’s crust.
b.Fossil fuels are a valuable energy source for the biosphere.
c.The continental crust allowed the evolution of life on land.
d.The crust recycles the organic materials in sedimentary rock.

Answers

The best answer is A. Raw materials which are essential for life are cycled through the Earth's crust. The crust is the uppermost layer of the Earth. In this layer many types of rocks are found. The crust is the also coined as the home of life since it has its own systems of mineral recycling which is essential for life here on earth.

Answer:

The answer is A

Explanation:

Does this farmer notice a difference between corn that has been modified through Selective Breeding (Artificial Selection) and Genetically Modified, in terms of water use?

Answers

The right answer for the question that is being asked and shown above is that: "Yes,the farmer notice a difference between corn that has been modified through Selective Breeding (Artificial Selection) and Genetically Modified, in terms of water use."

Choose all the answers that apply. Which of the following minerals can be scratched with a fingernail? -talc
-diamond
-topaz
-quartz

Answers

Talc is the mineral which can be scratched with a fingernail and is therefore denoted as option A.

What is Talc?

This is a mineral which consists of elements such as the following listed below and is often used as lubricants.

Magnesium
Silicon
Oxygen etc.

Fingernail is stronger which is why it can be scratched by it unlike the other minerals mentioned in the options.

Read more about Talc here brainly.com/question/24082743

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the answer is Talc, it can be scrached with a finger nail, all the others are harder than a fingernail

How does a hydrogen bond form?

Answers

A hydrogen bond forms from the attractive force between a hydrogen atom covalently bonded to a very electronegative atom.

Both DNA and RNA contain a five-carbon sugar. This sugar is

Answers

has three sugars. hope i helped i dont remember what they are called sorry.

the answer is rna because rna is a good sugar

An observation is _______.a. a possible explanation for events using prior knowledge
b. always quantitative
c. made using any of the five senses
d. always qualitative

Answers

The answer is made using any five senses.

Other Questions

A species is a group of organisms capable of mating and producing offspring, and speculation is the process of forming a new species. One way a new species may form is by geographic isolation. This occurs when members of a population are physically separated, for example, by a river, or a desert. After the separation the two populations, responding to different conditions, will adapt differently, and so their evolutionary paths willa. converge. b. dissect. c. diverge. d. reverse.

People have classified plants and animals for thousands of years. a. True b. False

All cells within an organism have the same number of chromosomes except for _____. cardiac cells nerve cells muscle cells gametes

Baby olivia is 2 months old and sleeps 20 hours per day. about _____ in 20 infants sleep more than 19 hours each day.