Final Science Quiz Flashcards
(10 cards)
1
Q
What is the formula for density?
A
d=m/v
2
Q
What is the force pushing in an area of a surface?
A
Pressure
3
Q
What does air consist of?
A
Atoms and molecules
4
Q
True or false: molecules in a substance affect the density.
A
True
5
Q
What is always pressing on your body from the atmosphere?
A
Weight
6
Q
Which type of instrument is used to measure pressure?
A
Barometer
7
Q
At what level is the mercury 77 cm average?
A
Sea level
8
Q
True or false: with higher air pressure there is low mercury.
A
False
9
Q
Name the 2 units that air pressure is measured.
A
Millibar and inches
10
Q
What pressure is greater at sea level?
A
Air pressure
