watch this video
do you have any questions?
Match the vocab to the definitions
| Stavka koja se može prevući | arrow_right_alt | Odgovarajuća stavka |
|---|---|---|
density | arrow_right_alt | how much stuff something is made of |
mass | arrow_right_alt | how much space something takes up |
volume | arrow_right_alt | how much stuff is stuffed into a specific amount of space |
The atmosphere of mercury is 133 pascals. think of the amount of force it would take to push a teacup across a table. now replace the teacup with a sheet of cardboard a meter long and a meter wide, and spread that little push evenly across the whole sheet. that is one pascal. does 133 pascals seem like a lot?
Now imagine taking that same sheet of cardboard and holding it over your head. how many pascals do you think you would be holding?
you are on venus holding up your square meter of cardboard
Which weighs more, a pound of brick or a pound of feathers?
What takes up more space?
Which has higher density
Why is the air harder to breathe up in the mountains than down near the beach?
OK, if you aren't 8th grade or honors, you are done! you don't have to do any more. if you are 8th grade or honors, watch this
do you have any questions?
What was something you understood from that video?
What was something specific that you did not understand from the video?