Explanation

Explanation

Overcooking can lead to a reduction in the nutritional value of food.

It especially water-soluble vitamins like vitamin C and B vitamins.

As they can be lost in the cooking water or destroyed by heat.

Explanation

The lithosphere is a rigid, rocky outer layer of the Earth.

It consisting of the crust and the solid outermost layer of the upper mantle.

It extends to a depth of about 60 miles (100 km).

Explanation

Jaundice is a condition characterized by yellowing of the skin and eyes.

It is caused by excess bilirubin due to liver dysfunction or disease.

Explanation

Vitamin A is essential for the formation of rhodopsin, a pigment in the retina that helps with vision in dim light.

Deficiency of Vitamin A can lead to night blindness.

Explanation

A catalyst is a substance that speeds up a chemical reaction without being consumed or altered.

Catalysts increase the rate of reaction by lowering the activation energy required for the reaction to occur.

Explanation

Ernest Rutherford was a New Zealand-born British physicist who came to be known as the father of nuclear physics.

Explanation

An ocean current is a continuous, directed movement of seawater.

Ocean current is generated by:

• A number of forces acting upon the water including wind
• The Coriolis effect
• Breaking waves
• Cabbeling
• Temperature and salinity differences.

Additional Information:

Ocean floods:

Coastal flooding occurs when dry and low-lying land is submerged (flooded) by seawater

Cyclone:

Cyclones are caused by atmospheric disturbances around a low-pressure area distinguished and often destructive air circulation.

Tsunami:

Tsunamis are giant waves caused by earthquakes or volcanic eruptions under the sea.

Explanation

The speed of sound is the distance travelled per unit of time by a sound wave as it propagates through an elastic medium.

Explanation

The ozone layer protects living things from too much ultraviolet  from entering the atomsphere.

Oxygen layer in the atmosphere

Ozone protects us from the harmful ultraviolet radiation of the sun.

Ozone formula: O3

The ozone layer lies approximately 15-40 kilometers (10-25 miles) above the Earth's surface, in the stratosphere.

The ozone layer is depleting: Air pollution