Question

Science and Technology -
Q.1. (B)
Answer the following.
Identify the terms A and B in the given diagram.
i.
B
EARTH
A
ii. Find the odd one out and write explanation.
Sodium, Potassium, Calcium, Iron
ui.
State true or false. Rewrite the correct statement if false.
During refraction of light through the glass slab, incident ray and emergent ray an
perpendicular to each other.
iv.
Match the columns.​

Answer 1

Answer:

True

Explanation:

Explanation: the emergent Ray and the incident ray are perpendicular only when the emergent rays perpendicular to the glass slab. the incident ray and emergent ray will not be perpendicular if the light enters the glass slab obliquely.

l hope it is correct, mark me as brainest.