Explanation

Explanation

An anemometer is an instrument that measures wind speed.

This type of anemometer has a spinning wheel.

Additional Information:

A hygrometer is an instrument used to measure humidity

A salinometer is used to measure the salinity

A bolometer is used to measure the power of incident electromagnetic radiation

A barometer is used to measure air pressure in certain environment.

Explanation

Explanation

• Vitamins A, D, E, and K are fat-soluble vitamins.
• Fat-soluble vitamins are absorbed by the body along with dietary fats.
• They are present in foods that contain fats.
• The body stores these vitamins in the liver and fat tissue when they are not in use. 
• Megadoses of fat-soluble vitamins can be toxic.

Explanation

The speed of light is much faster than the speed of sound in air.

Light travels 186 thousand miles in 1 second.

While sound takes almost 5 seconds to travel 1 mile.

Explanation

• Deliquescence is the property of a substance to absorb moisture from the air on exposure.
• This resulting in the formation of a solution or a liquid.
• This occurs when a substance has a high affinity for water.
• It can absorb it from the surrounding environment.

Explanation

Fruit and vegetables are a good source of vitamins and minerals

Vitamins: A, C, K, E, B vitamins (especially Folate).

Minerals: Iron, Calcium, Potassium, Magnesium.

Fiber: Aids in healthy digestion and keeps you feeling full.

Antioxidants: Carotenoids, polyphenols, and chlorophyll fight cell damage. 

Explanation

Chemical energy is stored in a dry cell.

A dry cell is a device that converts chemical energy into electrical energy.

Chemical energy is the energy stored in the bonds of atoms and molecules. 

Explanation

Explanation

1 g of fat provides 37 kJ of energy on oxidation while

1 g of carbohydrate on oxidation gives 17 kJ of energy.

Hence, fat has the highest calorific value.