What is the Earth’s primary source of energy?

What is the Earth’s primary source of energy?
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1 Answer

Answer :

The Sun
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What is the energy source for earth's weather systems?

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Description : What energy source help's evaporate water from earth's surface in the water cycle?

Last Answer : The sun

What energy source helps evaporate water from the earths surface in the water cycle?

Description : What energy source helps evaporate water from the earths surface in the water cycle?

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What source of energy powers the phenomena that occur between Earth's weather and climate?

Description : What source of energy powers the phenomena that occur between Earth's weather and climate?

Last Answer : The radiant energy coming from our local star, the Sun.

In what three components of Earth's makeup must we find the total mass of crystalline rock components that were eroded from the primary crystalline rocks of earth's surface?

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Last Answer : (4) Hydrogen Explanation: Greenhouse gases are those that absorb and emit infrared radiation in the wavelength range emitted by Earth.

What monosaccharide is produced from photosynthesis that is a primary source of energy for cells?

Description : What monosaccharide is produced from photosynthesis that is a primary source of energy for cells?

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Which of the following statement(s) is/are true concerning the role of glutamine in total parenteral nutrition? a. Glutamine is an essential amino acid b. Glutamine appears to be of primary benefit in critical illness c. Glutamine is included in most standard TPN solutions d. Glutamine is the primary energy source for intestinal mucosal cells of the small bowel and colon

Description : Which of the following statement(s) is/are true concerning the role of glutamine in total parenteral nutrition? a. Glutamine is an essential amino acid b. Glutamine appears to be of primary ... . Glutamine is the primary energy source for intestinal mucosal cells of the small bowel and colon

Last Answer : Answer: b Glutamine is the most studied gut-specific nutrient. Glutamine has been classified as a nonessential or nutritionally dispensable amino acid since glutamine can be synthesized in adequate ... . In contrast to glutamine, short chain fatty acids are primary energy source for colonocytes

What is the primary energy source for life on earth ?

Description : What is the primary energy source for life on earth ?

Last Answer : The primary energy source for life on earth is the sun. The sun plays the important role of keeping the planet warmed and it is the source of the luminous energy used in photosynthesis. ... the photosynthetic autotrophic beings and consumed by the other living beings. Image Diversity: the sun

The primary energy source produced by photosynthesis is A A. Glucose B. Fats C. Carbohydrates D. Proteins

Description : The primary energy source produced by photosynthesis is  A A. Glucose  B. Fats C. Carbohydrates D. Proteins

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The primary energy source produced by photosynthesis is A A. Glucose B. Fats C. Carbohydrates D. Proteins

Description : The primary energy source produced by photosynthesis is A A. Glucose B. Fats C. Carbohydrates D. Proteins

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What Source of most water that evaporates from Earth's surface?

Description : What Source of most water that evaporates from Earth's surface?

Last Answer : Water is evaporated from oceans, seas, lakes, rivers.

What Source of most water that evaporates from earths surface?

Description : What Source of most water that evaporates from earths surface?

Last Answer : Water is evaporated from oceans, seas, lakes, rivers.

Why are the color printer inks magenta, cyan and yellow and not RGB (red, green, blue, the "primary colors")?

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Control Unit is called the ………….. of a computer system. (a) heart (b) nerve centre (c) primary memory (d) All of these -Technology

Description : Control Unit is called the ………….. of a computer system. (a) heart (b) nerve centre (c) primary memory (d) All of these -Technology

Last Answer : (b) Nerve centre because it controls the overall processing of a computer system.

…… memory is used to store large amount of information permanently. (a) RAM (b) ROM (c) Secondary (d) Primary -Technology

Description : …… memory is used to store large amount of information permanently. (a) RAM (b) ROM (c) Secondary (d) Primary -Technology

Last Answer : (c) Secondary memory is used to store large amount of information permanently.

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Last Answer : (a) Secondary memory is the slowest and cheapest form of memory. It cannot be processed directly by the CPU and it must be first copied into RAM.

State the primary goal of a DBMS. -Technology

Description : State the primary goal of a DBMS. -Technology

Last Answer : To provide a convenient and efficient environment in which we can store and retrieve information.

What is a primary key? -Technology

Description : What is a primary key? -Technology

Last Answer : A field which uniquely identifies each record in a table is known as the primary key. e.g. emp id is the primary key of the Employee table.

Define primary key with an example. -Technology

Description : Define primary key with an example. -Technology

Last Answer : A field which uniquely identifies each record in a table is known as the primary key. e.g. emp id is the primary key of the Employee table.

What is primary key? Give an example. -Technology

Description : What is primary key? Give an example. -Technology

Last Answer : A field which uniquely identifies each record in a table is known as the primary key. e.g. emp id is the primary key of the Employee table.

What is a primary key in database? Give an example. -Technology

Description : What is a primary key in database? Give an example. -Technology

Last Answer : A field which uniquely identifies each record in a table is known as the primary key. e.g. emp id is the primary key of the Employee table.

Give one advantage of using primary key. -Technology

Description : Give one advantage of using primary key. -Technology

Last Answer : A primary key uniquely identifies the record in the table.

What is the significance of a primary key? -Technology

Description : What is the significance of a primary key? -Technology

Last Answer : A primary key cannot allow null values and must have a unique index.

Name two possible primary keys for an Employee table. -Technology

Description : Name two possible primary keys for an Employee table. -Technology

Last Answer : Possible primary keys for an Employee table are emp code, emp phone number.

What is the utility of primary key in database? Write distinct features of primary keys. -Technology

Description : What is the utility of primary key in database? Write distinct features of primary keys. -Technology

Last Answer : The primary key is used to uniquely identify the record in a database. It can be a column or a set of columns in the table.Main features of the primary key are as follows:1. It must contain a unique value for each record of the table.2. It does not contain null values.

Which of the following fields will not make a suitable primary key? (a) A customer’s account number -Technology

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Last Answer : (b) From the given options, the data field can not be set as a primary key because it can’t be fixed for an object.

Primary key is used to …………….. identify the record. -Technology

Description : Primary key is used to …………….. identify the record. -Technology

Last Answer : Primary key is used to uniquelyidentify the record.

The candidate key, which is not used as primary key is called ………….. key. -Technology

Description : The candidate key, which is not used as primary key is called ………….. key. -Technology

Last Answer : The candidate key, which is not used as primary key is calledalternate key.

Primary key field gives us permission to record duplicate entry. -Technology

Description : Primary key field gives us permission to record duplicate entry. -Technology

Last Answer : False A primary key is a key which identifies records uniquely in a table so it does not give us permission to record duplicate entry.

A primary key field does not allow numbers. -Technology

Description : A primary key field does not allow numbers. -Technology

Last Answer : False Primary key has to identify a unique value which can be present in a table, in a number form also. It means primary key field allow number too.

A table can have multiple primary keys. -Technology

Description : A table can have multiple primary keys. -Technology

Last Answer : False If we create multiple primary keys in a table, the primary key will be unable to find the unique key value.

A primary key value can be NULL. -Technology

Description : A primary key value can be NULL. -Technology

Last Answer : False The primary key of table is used to uniquely identify each and every row in the table. So, its all keys and columns must be defined as NOT NULL.

A foreign key is a primary key in another table. -Technology

Description : A foreign key is a primary key in another table. -Technology

Last Answer : True When a table’s primary key field is added to a related table in order to create the common field which relates two tables, it is called a foreign key in the related table.

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Description : What is a primary key? How do we set a primary key? -Technology

Last Answer : Primary key is the key which is used to uniquely identify the records into the table. To set the primary key you have to follow the steps given below:Step 1 Select the field that you want ... 2 Click Primary Key button from the Design tab.orRight click on the selected field and select Primary Key.

Define primary key. How do you set it in MS_Access? -Technology

Description : Define primary key. How do you set it in MS_Access? -Technology

Last Answer : Primary key is the key which is used to uniquely identify the records into the table. To set the primary key you have to follow the steps given below:Step 1 Select the field that you want ... 2 Click Primary Key button from the Design tab.orRight click on the selected field and select Primary Key.

…………. is a field which is used as a primary key and numbers each record sequentially. -Technology

Description : …………. is a field which is used as a primary key and numbers each record sequentially. -Technology

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What are the primary interest of online attackers in spyware? -Technology

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What is a primary key in a table? -Technology

Description : What is a primary key in a table? -Technology

Last Answer : A primary key is a special relational database table column (or combination of columns) designated to uniquely identify each & every table record. It does not contain NULL & duplicate values

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Description : Write any one similarity and one difference between primary key and unique Constraint. -Technology

Last Answer : Similarity: Column with both the constraints will only take unique values.Difference: Column with Primary key constraints will not be able to hold NULL values while Column with Unique constraints will be able to hold NULL values.

Identify the primary key column of Train and Reservation. -Technology

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Description : Name the primary law in India dealing with cyber crime and electronic commerce. -Technology

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Write any one similarity and one difference between primary key and unique Constraint -Technology

Description : Write any one similarity and one difference between primary key and unique Constraint -Technology

Last Answer : Similarity: Column with both the constraints will only take unique values.Difference: Column with Primary key constraints will not be able to hold NULL values while Column with Unique constraints will be able to hold NULL values.