Term

Definition
a.) property of a body, b.) change in shape, c.) returns to original shape 


Term

Definition
Materials do not resume their original state after force is removed. 


Term
Give me an equation for Hooke’s Law 

Definition
F=kx (Force is proportional to deformation distance) 


Term
Define in words: Hooke’s Law 

Definition
Amount of stretch or compression is directly proportional to the force applied 


Term
When is weight density commonly used? 

Definition
When discussing liquid pressure 


Term

Definition
A distancestretch or compression at which permanent distortion occurs 


Term
Give me an equation for weight density. 

Definition


Term
_______________ _____________ return to their original shape when a deforming force is applied and removed, it the elastic limit is not reached. 

Definition


Term
What is the name of this law: Stretch or compression is proportional to the applied force (within the elastic limit) 

Definition


Term
_____________ materials remain distorted after the force is removed. 

Definition


Term
________________ is the study of how size affects the relationships among weight, strength, and surface. 

Definition


Term
The density of gold is 19.3 g/cm3. What is its specific gravity? 

Definition
Density gold/density of water = 19.3 /1 = 19.3 (no dimension) 


Term
Give me an equation for: specific gravity 

Definition
mass object/mass of the same volume of water or weight object/weight of the same volume of water 


Term
Which has greater density, 1 g of uranium or the planet Earth? 

Definition


Term
Which has greater density, 5 kg of lead or 10 kg of aluminum? 

Definition


Term
Which has greater density, 1 kg of water or 10 kg of water? 

Definition


Term
The atoms in a ________________ have an orderly arrangement. 

Definition


Term
Give me an equation for density. 

Definition


Term
____________________ is related both to the masses of the atoms and the spacing between atoms. 

Definition


Term
Why is a steel I beam wider at the top and bottom? 

Definition
The top and bottom bear the stress 


Term
What is the strongest shape for a building? 

Definition
Triangle, this is the only shape that does not twist and collapse 


Term

Definition
Relationship between weight, strength and surface area 


Term
Suppose a cube 1 cm long on each side is scaled to a cube 10 cm. long on each side. What is the new volume? 

Definition


Term
Suppose a cube 1 cm long on each side were scaled up to a cube 10 cm long on each edge. What would be the xsectional surface area? 

Definition


Term
Suppose a cube 1 cm long on each side were scaled up to a cube 10 cm long on each edge. What is its total surface area? 

Definition
(6 sides) (area of one side) = (6)(10cm)2 = 600 cm2 


Term
Using the ratio: Surface area/Volume. For an elephant and a mouse, which ratio is larger? 

Definition

