Density
The density of a block of aluminum that has a volume of 15.0mL & weights 40.5g.
2.70 g/mL
The unit of measurement for Energy
Joules
Another name for PE?
Gravitational Energy
The equation for Hooke's Law
F = kx
The question that a scalar answers
How much
The mass of ethyl alcohol that fills 200mL container, when ethyl alcohol has a density of 0.789 g/mL.
158g
The formula for KE
1/2 (m)(v^2)
Formula for GPE?
mgh
It's what the k stands for in Hooke's Law
spring constant
The two questions that vectors answer
How much & which way
The mass of 250mL of benzene, when it's density is 0.765 g/mL.
191.25
The mass of a baseball that has the KE of 100J and is traveling 5 m/s.
8kg
The acceleration of gravity (to the tenth, meaning 1 number after the decimal).
9.8m/s^2
It's the units for spring constant
N/m
Newtons
The density of a lead block with the dimensions of 4.50cm by 5.20cm by 6.0cm & has a mass of 1587g.
11.3 g/cm^3
The velocity of a 1kg pie that hits a student with the KE of 32J
8m/s
It's how high you need to lift a box with a mass of 12.5kg from the flood to give it a GPE of 355J.
2.84m or 2.90m
5N
It's what you do to two forces that are pointing the same direction to find the total.
Add
The density of iron when 28.5g of it is added to a graduated cylinder containing 45.5mL of water & the water level rises to 49.1mL.
7.92g/mL
The KE of a jogger with a mass of 65.0kg traveling at 2.5m/s.
203J
The GPE of a stone that has a mass of 13kg & is 4.8m above the ground
611.52J
It's the spring constant of the spring as it is pulled 10cm & held in place with a force of 500N.
5000 N/m
The formula you use to calculate the resultant vector of 2 perpendicular forces are lined up heads to tails.
Pythagorean Theorum (a^2 + b^2 = c^2)