What Does Indicator Mean?

What is an indicator Class 10?

An indicator is a dye that changes colour when it is put into an acid or a base.

An indicator tells us whether a given substance is an acid or a base by change in its colour.

1)Orange juice turns blue litmus to red,so orange juice is acidic in nature..

What are indicators give two examples?

Natural Indicators and Universal Indicators The indicators that are obtained from plants are known as natural indicators. Examples – Turmeric, china rosa, red cabbage and grape juice. Some flowers such as the hydrangeas can also determine whether a substance is acidic or basic.

What are 3 indicators of the stock market?

Of all the economic indicators, the three most significant for the overall stock market are inflation, gross domestic product (GDP), and labor market data.

Is Criterion a word?

One is criterion, a word whose Greek plural is very much alive: criteria.

What is a universal indicator Class 10?

To measure the strength of an acid or a base solution we use universal indicators. Universal indicator is a mixture of many indicators which gives diferent colours at different pH values of entire scale. It shows different colours at different concentration of ions in the solution.

What standard means?

1 : something established by authority, custom, or general consent as a model, example, or point of reference the standard of the reasonable person. 2 : something established by authority as a rule for the measure of quantity, weight, extent, value, or quality. 3 : the basis of value in a monetary system.

What is indicator and its types?

An indicator is a substance that changes its color in acidic and basic medium. An indicator shows one color in an acidic medium and different colors in a basic medium so that they are called indicators. There are different types of indicators: Indicators derived from natural sources are called natural indicators.

What are two indicators?

Indicator is any substance that gives a visible sign, usually by a colour change, of the presence or absence of a these hold concentration of a chemical species, such as an acid or an alkali in a solution. Two indicators are litmus and turmeric.

What do you mean by natural indicator?

Natural Indicator is a type of indicator that can be found naturally and can determine whether the substance is an acidic substance or a basic substance. Some examples of natural indicators are red cabbage, turmeric, grape juice, turnip skin, curry powder, cherries, beetroots, onion, tomato, etc.

Which is the closest synonym for the word signal?

signalsalarm.beacon.cue.gesture.indicator.sign.nod.omen.

What is the best natural indicator?

an acid (e.g. vinegar, lemon juice), purple in an alkali (e.g. bicarbonate of soda, bleach) and green in something that is neutral (e.g. water). Many plants contain their own indicators – turmeric, red cabbage juice and beetroot juice are three good examples.

What is an indicator Class 7?

An indicator is a ‘dye’ that changes colour when it is put into an acid or a base. An indicator gives different colours in acid and base. A substance which contains an acid is said to be acidic whereas the substance which contains a base is said to be basic.

What are the types of indicator?

Type of indicatorsInput indicators. These indicators refer to the resources needed for the implementation of an activity or intervention. … Process and output indicators. Process indicators refer to indicators to measure whether planned activities took place. … Outcome indicators. … Impact indicators.

What are the three types of indicators?

Indicators can be described as three types—outcome, process or structure – as first proposed by Avedis Donabedian (1966). The national safety and quality indicators of safety and quality in health care recommended in this report include indicators of all three types.

What are the 4 types of indicators?

The infographic differentiates between four different types, including trend, momentum, volatility, and volume indicators.Trend indicators. These technical indicators measure the direction and strength of a trend by comparing prices to an established baseline. … Momentum indicators. … Volatility Indicators. … Volume Indicators.

What are indicators explain with example?

Chemical indicator, any substance that gives a visible sign, usually by a colour change, of the presence or absence of a threshold concentration of a chemical species, such as an acid or an alkali in a solution. An example is the substance called methyl yellow, which imparts a yellow colour to an alkaline solution.

How do you define an indicator?

Indicators are substances whose solutions change color due to changes in pH. … They are usually weak acids or bases, but their conjugate base or acid forms have different colors due to differences in their absorption spectra.

What is another word for indicator?

In this page you can discover 34 synonyms, antonyms, idiomatic expressions, and related words for indicator, like: index number, notice, pointer, symbol, index, factor, sign, (as in a hotel) annunciator, bellwether, forerunner and badge.

What is indicator in stock market?

Market indicators are quantitative in nature and seek to interpret stock or financial index data in an attempt to forecast market moves. Market indicators are a subset of technical indicators and are typically comprised of formulas and ratios. They aid investors’ investment/trading decisions.

What is the most common indicator?

litmus paperThe litmus paper is the most commonly used indicator in laboratory. Litmus paper is made by the chemical substance called litmus that is extracted from lichens. The solution of litmus contains some dyes which are absorbed on the filter paper and by this way litmus papers are made.

What is an indicator name three common indicators?

(a) An indicator is a ‘dye’ that changes colour when it is put in an acid or a base. The three most common indicators are: Litmus, Methyl orange and Phenolphthalein.

What are indicators very short answer?

an indicator is a substance that changes its colour in acidic and basic medium. Am indicator shows one colour in acidic medium and different colour in basic medium so they are called indicators. EXAMPLE.

Which indicator is best for intraday?

Best Intraday IndicatorsMoving Averages. Moving averages is a frequently used intraday trading indicators. … Bollinger Bands. Bollinger bands indicate the volatility in the market. … Relative Strength Index (RSI) Relative Strength Index (RSI) is a momentum indicator. … Commodity Channel Index. … Stochastic Oscillator.

What is M&E indicator?

In the context of monitoring and evaluation, an indicator is a quantitative metric that provides information to. monitor performance, measure achievement and determine account- ability. It is important to note that a quantitative metric can be used.

What are the 5 key economic indicators?

Top 5 Economic Indicators for Global InvestorsGross Domestic Product. GDP represents the market value of all final goods and services produced within a country during a given period. … Employment Indicators. … Consumer Price Index. … Central Bank Minutes. … PMI Manufacturing & Services.

How many indicators are there?

There are four main types of technical indicators: Trend Following, Oscillators, Volatility and Support/Resistance.

What is an indicator in acids and bases?

Acid – Base indicators (also known as pH indicators) are substances which change colour with pH. They are usually weak acids or bases, which when dissolved in water dissociate slightly and form ions. … Phenolphthalein is a colourless, weak acid which dissociates in water forming pink anions.

Why do we use indicators?

The common application of indicators is the detection of end points of titrations. The colour of an indicator alters when the acidity or the oxidizing strength of the solution, or the concentration of a certain chemical species, reaches a critical range of values.

What are indicators of harm?

Indicators of psychological harmfeelings of worthlessness about life and themselves.inability to value others.lack of trust in people and expectations.lack of interpersonal skills necessary for adequate functioning.extreme attention seeking or risk taking behaviour.More items…•

What are two natural indicators?

Natural Indicator is a type of indicator that can be found naturally and can determine whether the substance is an acidic substance or a basic substance. Some examples of natural indicators are red cabbage, turmeric, grape juice, turnip skin, curry powder, cherries, beetroots, onion, tomato, etc.