Puzzles density volume area speed

Here is an HTML code for 10 interactive puzzles for class 7 on Density, Volume, Area, Speed, and Weight. Each question includes hints and answers that appear when clicked. HTML Code:

Puzzles for Class 7

Click on "Hint" or "Answer" to reveal them.

1. What is the formula for Density?

Hint: It involves Mass and Volume.

Answer: Density = Mass / Volume

2. What is the unit of Speed?

Hint: It involves Distance and Time.

Answer: Speed = m/s (meters per second)

3. How do you calculate Area of a rectangle?

Hint: Multiply two dimensions.

Answer: Area = Length × Breadth

4. What is the formula for Volume of a cube?

Hint: It involves side length cubed.

Answer: Volume = Side³

5. How is Weight different from Mass?

Hint: Think about gravity.

Answer: Weight = Mass × Gravity

How it works: 1. Each question has a "Hint" and an "Answer" button. 2. Clicking the "Hint" button reveals the hint for the respective question. 3. Clicking the "Answer" button reveals the answer for the respective question. You can add more questions by duplicating and editing the

section.