E2 Physical Science Flashcards
1
Q
Buoyancy
A
upward force of fluids on an object
2
Q
Fluids
A
asubstance that continally flows under sheer stress
3
Q
Resist
A
to withstand action or effect
4
Q
Displace
A
to remove from usual or proper place
5
Q
Principle
A
a law or fact of nature that explains how something happens
6
Q
Submerge
A
to make (someone or something) go under surface of water or some other liquid
7
Q
Neutral
A
a state in which power is equal; not positive or negative
8
Q
Hover
A
to be in a undicied or uncertain state to remain floating over a place or object
9
Q
Mold
A
to press in to shape
10
Q
Hull
A
the frame or body of a ship,flying,boat or airship
11
Q
Cavity
A
a hollow place
12
Q
Density
A
how much metiral is packed into volume
13
Q
evaporate
A
to change from a liquid to a gas
14
Q
condense
A
to change from a gas to a liquid
15
Q
melt
A
to change from a solid to a liquid
