Concept-wise Practice

soap-amount MCQ Questions for Class 9

soap-amount se related questions ko ek jagah revise karein. Har question me bilingual content, answer feedback aur explanation available hai.

Practice Questions

1 questions tagged with soap-amount.

एक छात्र जांचता है कि साबुन की मात्रा झाग की ऊंचाई को कैसे प्रभावित करती है। स्वतंत्र चर कौन सा है?

A student investigates how the amount of soap affects foam height. What is the independent variable?

Explanation opens after your attempt
Correct Answer

B. साबुन की मात्राAmount of soap

Step 1

Concept

The amount of soap is deliberately changed so it is the independent variable. Foam height will be the measured outcome.

Step 2

Why this answer is correct

The correct answer is B. साबुन की मात्रा / Amount of soap. The amount of soap is deliberately changed so it is the independent variable. Foam height will be the measured outcome.

Step 3

Exam Tip

साबुन की मात्रा जानबूझकर बदली जाती है इसलिए यह स्वतंत्र चर है। झाग की ऊंचाई मापा गया परिणाम होगी।

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