2B Floating and Sinking Flashcards
1
Q
Density =
A
Mass/Volume
2
Q
Upthrust
A
A force acting upwards on an object when in a fluid.
3
Q
Displacement
A
How much water is moved by the object.
4
Q
Mass
A
The amount of matter an object takes up.
5
Q
Units for density
A
g/cm3 or kg/m3
6
Q
Units for mass
A
grams (g) or kilograms (kg)
7
Q
Volume =
A
length x width x height
8
Q
Volume
A
The amount of space an object takes up.
9
Q
Resultant force
A
The total force acting on an object and the direction of movement.
10
Q
Weight
A
The force acting on an object due to gravity.
11
Q
Units for weight
A
Newtons (N)
12
Q
Buoyancy
A
Another word for upthrust
13
Q
Convection
A
Movement of heat due to hot particles being less dense and rising and cooler particles being more dense and sinking.
14
Q
Pressure =
A
Force/Area
15
Q
Units for pressure
A
N/m2
