A dependent variable is a.
directly changed by the experimenter.
b.
manipulated by changes to the independent variable.
c.
a variable that is kept constant.
d.
a variable that is used as a control.

Please select the best answer from the choices provided

A
B
C
D

Many colleges review students’ scores on the _ or _ before deciding whether to offer them admission.

According to the passage weisers mother could be blamed for

Which statement best describes gravity? it is the force that repels only very small objects. it is the force that acts between objects with zero mass. it is the force that sometimes acts only on very large objects. it is the force that acts between any two objects in the universe.