What simple machines would move or turn an object?
question 3 options:
wheel and axle
lever
screw
wedge
4.a see-saw is an example of what type of lever?
question 4 options:
first class
second class
third class
fourth class

When you hold a rectangular object, how does the area of the side that is resting on your hand affect the pressure and the force that the object exerts?

The photo above shows oil and vinegar in a pitcher. the top make a claim about about the density of the vinegar compared to the density of the oil summarize the evidence to support the claim and explain your reasoning

During cooling, the kinetic energy of the molecules falls. why does this happen? a.the motion of the molecules increases. b. the motion of the molecules slows down. c.the van der waals forces between molecules decrease d. the forces of attraction between the molecules are overcome.