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

Enervated means کمزوری یا تھکاوت

Lean Back means ٹیک لگاکر بیٹھنا

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

• 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

When a coin is flipped, there are two possible outcomes: heads (H) or tails (T).

The probability of getting a head is the number of favorable outcomes (getting a head) divided by the total number of possible outcomes:

Probability = Number of favorable outcomes / Total number of possible outcomes

= 1 (head) / 2 (head or tail)

= 1/2

Explanation

Asperity means مزاج میں سختی یا کٹھا پن

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

Explanation

In the sentence "The team has had enough practice":

"Enough" is an adjective modifying the noun "practice" (quantifying it).

"Team" is a noun (subject).

"Practice" is a noun (object).

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.