Question

fill in the blanks:
a. sundial works on the principle of............
b. The time gap between two successive sun rises is called a.............
c. Distance covered by a body per unit time is called.......
d. The standard unit of time in SI system is........​

Answer 1

Explanation:

a) sundials work from the shadow movement of a fixed object based on varying position of the sun throughout the day.

b) mean soler day

c) speed

d) second

hope it helps you

Answer 2

Answer:

a. sunlight

b. day

c. speed

d. second