Two numbers are recorded for the friction between a block of wood and a table - 8 Newtons and 11 Newtons. Which refers to static friction and which refers to kinetic friction?

Write the correct abbreviation for each metric unit

Standing side by side ,you and a friend step off a bridge at different times and fall for 1.6s to the water below.your friend goes first,and you follow after he has dropped a distance of 2.0m.when your friend hits the water,is the seperation between the two of you 2.0m or more than 2.0m? verify your answer with a calculation.

What is the major limitation to the light microscope?