Science gains knowledge by trusting in authority. True False

QUESTION POSTED AT 06/12/2019 - 11:00 AM

Answered by admin AT 06/12/2019 - 11:00 AM

False
Science gains knowledge by verifying facts and evidence.
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Related questions

Which of the following statements is true? Groundwater is the largest available source of freshwater. Most of Earth's water is found in lakes, rivers, and streams. Glaciers are made from frozen ocean water, so they are sources of saltwater. Most freshwater is used for public drinking and mining.

Answer: Groundwater is the largest available source of freshwater.

Ground water is a water reservoir. It accumulates in the saturated zone of the geosphere. The water accumulates when water from sources like river, lakes, ponds, rainfall, snow melt, and agricultural irrigation gets seep underground by the pores of soil and rocks. It is a largest source of freshwater, as it remains unexposed to the contamination.

ANSWERED AT 22/01/2020 - 02:23 AM


QUESTION POSTED AT 22/01/2020 - 02:23 AM

Which statements about cells are true? a. Cells are the basic unit of all living things. b. Cells have unique functions and features. c. All cells have some recognizable similarities. d. Every single cell works like a small factory. e. Cells follow a genetic DNA blueprint to construct an organism. f. Cells are composed of different parts called organelles

Answer: All the statements that are provided here are true when a cell is taken into consideration.

Explanation: The cells are known to be the basic structure and functional unit of the body. They have their unique functions based on the different organs in which they are located.

There are some recognizable similarities like structure for the cells. The cells need energy for working and it acts as a small factory. The replication of DNA acts as a blueprint to construct new cells to form an organism.

Every cell of the body function with the help of some small organelles like Golgi apparatus, mitochondria et cetera.

ANSWERED AT 22/01/2020 - 02:08 AM


QUESTION POSTED AT 22/01/2020 - 02:08 AM

What is used to find true north on a compass

 it finds magnetic north

ANSWERED AT 22/01/2020 - 02:06 AM


QUESTION POSTED AT 22/01/2020 - 02:06 AM

Which of the following statements is false? The number of chromosomes is different in different organisms. There are more genes in a cell than there are chromosomes. A single gene can only influence a single trait. The karyotypes for a male human and a female human look different.

Answer:

The false statement is "A single gene can only influence a single trait".

Explanation:

A single gene can control or influence one or more than one trait. The ability of a single gene to control or affect more than one character or trait is called pleiotropy. However, according to one gene-one enzyme hypothesis gene act through enzyme production that each gene is responsible for single enzyme that affects a single step in a metabolic process.

ANSWERED AT 22/01/2020 - 02:00 AM


QUESTION POSTED AT 22/01/2020 - 02:00 AM

Which is true about scientific knowledge? A. It is never reliable. B. It is open to change. C. It always becomes a fact. D. It is rarely proven wrong.

TB. It is open to change.he thing about science is that a discovery may be made today and written up but by tomorrow something else is found that edifies what was found or proves it incorrect or make it obsolete.  .Therefore the answer is B. It is open to change

ANSWERED AT 22/01/2020 - 01:43 AM


QUESTION POSTED AT 22/01/2020 - 01:43 AM

Read the quotation below from a high school science student. We found that a new type of plastic grocery bag required half as much energy to recycle as the old type of plastic grocery bag. What is the student doing? A. Making a prediction B. Making random discoveries C. Forming a hypothesis D. Making a conclusion

If this is a true or false question, the answer would be D., making a conclusion. "We found" implies that the student has already done their research. They have already made their random discoveries, prediction, and subsequent hypotheses. The statement that they found no difference between the two grocery bags is a conclusion. Hope this helps.

ANSWERED AT 22/01/2020 - 01:43 AM


QUESTION POSTED AT 22/01/2020 - 01:43 AM

Which of these statements is true of Oparin and Haldane's theory

The statement that is true of Oparin and Haldane's theory is : the primitive organic molecules were formed in an oxidizing atmosphere in the primordial soup
This is one of the theory that determined how life on earth developed. It was one of the most influental theory on the matter

hope this helps

ANSWERED AT 22/01/2020 - 01:11 AM


QUESTION POSTED AT 22/01/2020 - 01:11 AM

What is the most important action for all students to take to stay safe in a science lab?

Good preparation 
organization 
neatness.

Hope this helps !!!^_~!!!



ANSWERED AT 22/01/2020 - 01:03 AM


QUESTION POSTED AT 22/01/2020 - 01:03 AM

Which term is used to describe a fact that has always been observed true but could at some future time not be observed as true.

Answer:

Theory

Explanation:

Theory is the set of fundamental principles of an art or a science, which provides a synthesized opinion, is a general notion, which can be refuted and reformulated.

A theory is the speculative part of a science, as opposed to practice. It is a system consisting of observations, ideas and axioms or postulates, constituting in its entirety a set that tries to explain certain phenomena. The explanation formed by a theory can be questioned in the future with the advancement of technology and the discovery of new concepts.

ANSWERED AT 22/01/2020 - 12:45 AM


QUESTION POSTED AT 22/01/2020 - 12:45 AM

Which of the following statements is true about an endergonic reaction? ΔG is positive ΔG is negative ΔS is negative NextReset

a the answerFor an endergonic reaction, the statement ΔG is positive is the true statement. So the first option in the given question is the correct option.


ANSWERED AT 21/01/2020 - 11:53 PM


QUESTION POSTED AT 21/01/2020 - 11:53 PM

Similarities between seemingly unrelated organisms can be explained by Darwin’s theory that organisms come from common ancestors. Is it true or false?

Darwin's theory with relation to similarities amongst unrelated organisms looks at either similar form or similar function of appendages and from this it is postulated that some organisms have common ancestors based on these similarities. A broad example would be the fact that most vertebrates (organisms with spines) stemmed from one or a group of common ancestors, while invertebrates (lack of a spine) are related to common ancestor or groups of common ancestors. So the answer to the question is yes, it is true.

ANSWERED AT 21/01/2020 - 10:45 AM


QUESTION POSTED AT 21/01/2020 - 10:45 AM

It is advantageous for a predator to prey exclusively on a single prey species. True or False

False.

This would cause species to be endangered. When a predator preys on a single prey, it might end up to over-hunting. This will cause a domino effect, if there are no more preys in the area, there is also a big tendency that the predators will die because of the lack of preys in the area, which will eventually lead to extinction of both species.

ANSWERED AT 21/01/2020 - 10:33 AM


QUESTION POSTED AT 21/01/2020 - 10:33 AM

Which statement is true of all organic compounds? . . All contain carbon.. . All contain nitrogen. . . All are hydrophobic.

All organic compounds contains carbon. Letter B cannot be true. Methylamine (CH3NH2) contains nitrogen and is organic so as methane (CH4). Phenol may be hydrophobic but isopropyl alcohol is hydrophilic. Hence, the answer is A since all of the organic compounds, with or withour nitrogen, hyrdophobic or hydrophilic, they all contain carbon. 

ANSWERED AT 21/01/2020 - 10:14 AM


QUESTION POSTED AT 21/01/2020 - 10:14 AM

A strand of DNA serves as a model of the synthesis of RNA molecules. is this true or false?

The statement "A strand of DNA serves as a model of the synthesis of RNA molecules" is totally a false statement. Each and every DNA strand only serves as a template or a model for the formation of other DNA molecule which was called as the process of replication.

ANSWERED AT 21/01/2020 - 10:04 AM


QUESTION POSTED AT 21/01/2020 - 10:04 AM

Which of the following is not true concerning the energy harnessed by humans throughout history? a. Early hominids harnessed the least energy, just that of their own bodies. b. Fire let humans increase their energy use tenfold. c. Neolithic farmers were able to harness the energy of animals. d. Modern humans use more than a hundred times the energy of early humans.

Correct answer choice is :


B) Fire let humans increase their energy use tenfold.


Explanation:


Solar energy is just the light and heat that come from the sun. People can harness the sun's energy in a few various ways. Photovoltaic cells, which change sunlight into electricity. Solar thermal technology, where heat from the sun is utilized to make hot water or steam. The human power handled to be all the heat. 150 years ago, stocks that relied on human energy such as the bicycle, pedal-powered machine or stitching machine could be found in most homes.  But humans release energy that can easily be provided by our daily behavior.

ANSWERED AT 21/01/2020 - 09:35 AM


QUESTION POSTED AT 21/01/2020 - 09:35 AM

Which of the following is true about the alpine biome? a. The alpine biome has four distinct seasons. b. It is characterized by the presence of coniferous trees. c. It is the largest biome in the world. d. It is located in mountain regions.

Alpine Biome, although found on the five of the seven continents of the world, is not the largest biome in the world. It has only two distinct seasons,not four and is characterized by the presence of coniferous trees (the first indicator that you are about to enter an alpine biome) mosses, and even wild flowers too . It is not just located in mountain regions but it in great and wide mountain ranges of the world. --The answer to this question then is not letter C but letter B.

ANSWERED AT 21/01/2020 - 09:33 AM


QUESTION POSTED AT 21/01/2020 - 09:33 AM

Define mood and theme; explain how an author’s choice of language impacts them in a literary work.

Mood is the "feel" of the story, the emotion that it conveys to the reader through the language used by the writer.Theme is diction and tone. It evokes various emotional responses in readers and thus ensures their emotional attachment to the literary piece they read.

ANSWERED AT 21/01/2020 - 09:28 AM


QUESTION POSTED AT 21/01/2020 - 09:28 AM

Which statement about vacuoles is true? Only plant cells contain vacuoles. Only animal cells contain vacuoles. Vacuoles are larger in plant cells than in animal cells. Vacuoles are larger in animal cells than in plant cells.

The correct answer for this question is the third option. Vacuoles are larger in plant cells as compared to animal cells. In plants, the vacuole can take about one half of the volume of the cell. This part of the cell serve as a storage for food and also for wastes.

ANSWERED AT 21/01/2020 - 09:02 AM


QUESTION POSTED AT 21/01/2020 - 09:02 AM

Acid rain is a secondary pollutant. TRUE or FALSE.

True. Acid raid is a secondary pollutant.

ANSWERED AT 21/01/2020 - 08:38 AM


QUESTION POSTED AT 21/01/2020 - 08:38 AM

Cardiac muscles are considered smooth muscles. true or false

Cardiac muscles are considered smooth muscles.  

False

Cardiac muscle with skeletal and smooth muscle are the three main types of muscles. Cardiac muscles are specialized form of muscles that contract repeatedly to provide circulation of blood throughout the body. Cardiac muscles are found only within the heart while smooth muscles can be found in the stomach and intestine.


ANSWERED AT 21/01/2020 - 08:30 AM


QUESTION POSTED AT 21/01/2020 - 08:30 AM

Some organisms are made of cells. TRUE or FALSE.

Yes, all living organisms are made of at least one cell (cell theory). But, remember, viruses and prions, which cause diseases, are not technically living things, and they are NOT made of cells. Also, if asked a question similar to this on a biology test, the teacher may be trying for an answer similar to: "Organisms are made of different organ systems, which are made of various related organs, which are made of different tissues working together, which are made of cells". 


ANSWERED AT 21/01/2020 - 08:16 AM


QUESTION POSTED AT 21/01/2020 - 08:16 AM

Some organisms are made of cells. TRUE or FALSE.

True.
All living things have cells.

ANSWERED AT 21/01/2020 - 08:16 AM


QUESTION POSTED AT 21/01/2020 - 08:16 AM

Which statement is true? A. lipids are type of fat B.fats are a type of lipid C. fats and lipids are separated and unrelated substances D. all lipids are fats and are fats are lipids

B.fats are a type of lipid

Lipids consist of glycerol and fatty acids and are constructed from fats, oils, waxes, phospholipids and steroids. A lipid's function is to insulate the body and provide warmth in cold conditions. It can be concluded that a person with very little body fat gets very cold easily and a person with a lot of body fat gets very warm very quickly. 

ANSWERED AT 21/01/2020 - 07:59 AM


QUESTION POSTED AT 21/01/2020 - 07:59 AM