Scale of the Universe
Name _________________________
Period _____ Date ________________
Write the following BIG measurements in scientific notation:
1) 500,000 J
______________________________________
2) 134,000,000,000 km
______________________________________
3) 57,000,000 m/s
______________________________________
4) 4,158 g
______________________________________
Write the following SMALL measurements in scientific notation:
5) 0.000005 N
______________________________________
6) 0.00000000000309 m
______________________________________
7) 0.000000042 g
______________________________________
8) 0.07084 J/kg oC
______________________________________
Identify the measurements below as BIG or SMALL:
9) 3 x 10−8 cal
___________________
10)3 x 108 m/s
___________________
11) 5.2 x 1011 J
___________________
12) 2.52 x 10−15 g
___________________
13) 6.02 x 1023 atoms ___________________
Put the following measurements in order from smallest to largest:
7.3 x 1012 g
5 x 10−6 g
4 x 1015 g
8.5 x 10−18 g
___________ < ___________ < ___________ < _____________
Open the Scale of the Universe link on Google Classroom to answer the questions
below:
14) Find the objects in the table and click on them. Then fill in the table with the information:
Object
size in meters
Definition that makes sense to you for key terms below:
atom:
hydrogen
atom
proton:
proton
nucleus:
uranium
nucleus
neutron:
neutron
15) List the four objects above in order from smallest to largest:
_____________
_____________
_____________
_____________
16) What is the difference between the “nucleus” that you learned about in Living Earth versus
the “nucleus” of an atom?
17) Based on what you have learned, write a number in scientific notation of how many
atoms you think are in 18 mL of water (look at the front of the room for the water sample!):