Class 4 Hindi - CBSE
Camera
Welcome to the exciting world of cameras! In this chapter, Class 4 CBSE students will learn about what a camera is and how it helps us capture our favorite memories by taking photographs. We will explore the main parts of a simple camera like the lens, shutter, and the flash. You will also learn fun facts about how early cameras worked compared to the smart digital cameras and mobile phones we use today. This chapter is very important for your school exams as it tests your basic knowledge of everyday technology and science around us.
Start Learning FreeKey Concepts
Camera Lens
The lens is like the eye of the camera. It helps to gather light and focus it to make a clear picture.
Shutter
The shutter is a small door inside the camera that opens and closes quickly to let light in when you click a photo.
Flash
The flash gives a sudden burst of bright light when you are taking photos in dark places so you can see clearly.
Digital Camera
A modern camera that saves pictures as computer files instead of using camera film, allowing us to see photos instantly.
Important Formulas
Board Exam Info
In CBSE Class 4, this chapter generally carries around 3 to 5 marks. Questions usually include fill in the blanks, matching the parts of a camera, and short answers about the uses of a camera.
Frequently Asked Questions
What is the main use of a camera?
A camera is used to take photographs and record videos of people, places, and events to save memories.
How does light enter a camera?
Light enters the camera through the glass lens when the shutter opens.
Do mobile phones have cameras?
Yes, almost all modern smartphones have built-in digital cameras to click photos easily.
Learn Camera with Your AI Tutor
10 different ways to study this chapter. Free for 3 chapters per day.
Lecture
Key Points
Interactive
Quiz
Flashcards