V K Sally and S K Aggarwal Solutions for Chapter: Light, Exercise 3: Oral Questions

Author:V K Sally & S K Aggarwal

V K Sally Science Solutions for Exercise - V K Sally and S K Aggarwal Solutions for Chapter: Light, Exercise 3: Oral Questions

Attempt the practice questions on Chapter 15: Light, Exercise 3: Oral Questions with hints and solutions to strengthen your understanding. Learning Elementary Science for Class 7 solutions are prepared by Experienced Embibe Experts.

Questions from V K Sally and S K Aggarwal Solutions for Chapter: Light, Exercise 3: Oral Questions with Hints & Solutions

EASY
7th CBSE
IMPORTANT
Learning Elementary Science for Class 7>Chapter 15 - Light>Oral Questions>Q 1

What term is used to describe the phenomenon due to which rays of light, while travelling from one optical medium to another optical medium deviate from their path?

EASY
7th CBSE
IMPORTANT
Learning Elementary Science for Class 7>Chapter 15 - Light>Oral Questions>Q 2

What name is given to a piece of glass having one or two spherical surfaces?

EASY
7th CBSE
IMPORTANT
Learning Elementary Science for Class 7>Chapter 15 - Light>Oral Questions>Q 3

Name the lens in which parallel rays of light on passing through it, meet at a point. (Write convex or concave)

EASY
7th CBSE
IMPORTANT
Learning Elementary Science for Class 7>Chapter 15 - Light>Oral Questions>Q 4

Name a lens which always forms virtual and diminished image.

EASY
7th CBSE
IMPORTANT
Learning Elementary Science for Class 7>Chapter 15 - Light>Oral Questions>Q 5

Sun rays on passing through moist air, after the rains, form a rainbow. What is the name of the phenomenon responsible for it? (Choose from: Dispersion/ Scattering/ Reflection)