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

Explanation

The Isthmus of Panama connects North America and South America.

It is a narrow strip of land that also separates the Pacific Ocean from the Atlantic Ocean via the Panama Canal.

Explanation

Asperity means مزاج میں سختی یا کٹھا پن

Harshness of tone or manner means لہجے یا انداز کی سختی۔

Explanation

To convert 18 (decimal) to octal:

18 ÷ 8 = 2 remainder 2

2 ÷ 8 = 0 remainder 2

Reading the remainders from bottom to top, 18₁₀ = 22₈.

Explanation

"Has taught" is present perfect tense.

It is used for actions that started in the past and continue to the present.

The phrase "since 23rd July 2007" indicates the starting point of a continuous action up to now.

Explanation

Encourage means حوصلہ افزائی

Discourage means حوصلہ شکنی

Explanation

• An improper fraction is a fraction where the degree of the numerator (the top number) is greater than or equal to the degree of the denominator (the bottom number).
• Examples include fractions like 3/2, 5/4, or 7/3.

Explanation

1 kilowatt hour (kWh) = 1000 watts × 3600 seconds

1 kWh = 1,000 × 3,600 = 3,600,000 joules (J)

Explanation

Indigenous means سودیشی

Native means مقامی