What is speed? Tir
1N
O how much distance is covered over a period of time
O how far you go
O how fast you accelerate
o the change in location of an object

What is the earliest point in the universe that we can observe? why can’t we see back further than this?

Which of the following is a characteristic shared by both electron and light microscopes? a. they both employ the use of objective lenses. b. both microscopes require an internal camera to visualize the specimen. c. both microscopes have a resolving power of 0.01 nm. d. they both utilize white light to magnify the specimen.

The first law of thermodynamics is as follows: ∆u=q-w , which means in a system is equal to added, minus done by the system. the units for these variables are in .