Explanation

In isometric contraction, muscle length remains the same while tension increases.

No visible movement occurs, as seen in activities like holding a plank or pushing against a wall.

Explanation

This range of mountains is very high.

"Range" is the singular subject, so the singular verb "is" is used.

Even though "mountains" is plural, it is part of a prepositional phrase and does not affect the verb agreement.

Explanation

Rice and curry are our staple food.

"Rice and curry" is a compound subject, so the plural verb "are" is used.

This ensures subject-verb agreement in the sentence.

Explanation

A stadiometer is specifically designed to measure a person's height accurately.

It typically consists of a vertical ruler with a movable headpiece for precise measurement.

Explanation

According to official regulations, a standard basketball weighs between 567 to 650 grams.

This weight ensures proper handling, bouncing, and gameplay performance.

Explanation

Ignoring game rules increases the risk of accidents and injuries.

Rules are designed to ensure safety and fair play in sports.

Explanation

Observation allows learners to explore, analyze, and understand concepts independently.

It promotes curiosity and critical thinking, making it highly effective for self-learning.

Explanation

To evaluate the expression:

2/3 × 1/2 ÷ 1/3

First, multiply 2/3 and 1/2:

(2/3) × (1/2) = 2/6 = 1/3

Then, divide the result by 1/3:

(1/3) ÷ (1/3) = 1

Explanation

Explanation

The occipital lobe of the brain processes visual information received from the eyes.

It interprets signals related to color, shape, and motion, enabling vision.