Is the distance traveled during a specific unit of time.

speed

Explanation:

Speed is a scalar quantity, and it is defined as the distance traveled during a specific unit of time. In formula:

where

s is the distance traveled

t is the time taken

Speed is measured in meters per second (m/s).

i believe that the answer is speed

question1

1,000 tons

question2

3: 8

question 3

store d

step-by-step explanation:

d

explanation:

v=uf/(u-f)

= 5.10/(5-10) convex lens has positive focal length

=50/-5

=-10 cm (formed at other side)