(∩^o^)⊃━☆ Each of these simple machines work around a pivot point except the .
a.
lever
c.
wedge
b.
pulley
d.
wheel and axle

Which of the following are guidelines to follow for obtaining accurate observations

You've already seen the value of 9.8 in this lesson. what's this value called? what quantity does it represent?

Use the profile illustrated for problem (1). assume that the layer of silty sand fill (sm) is placed over the entire site. estimate the thickness of the fill (h - in feet) that will cause the effective vertical stress at the center of the clay layer to increase by 517.5 pounds per square foot.