Which word best describes the statement that mass is neither made nor destroyed by chemical reactions or physical changes?(1 point)
Responses
theory
theory
hypothesis
hypothesis
experiment
experiment
law
law
5 of 55 of 5 Items
Question
Which part of Newton's second law of motion explains why it is easier to push an empty cart than a full one?(1 point)
Responses
A greater force is needed to move an object with a greater mass.
A greater force is needed to move an object with a greater mass.
A greater force will cause a greater increase in acceleration.
A greater force will cause a greater increase in acceleration.
An object with greater mass will react with a greater force.
An object with greater mass will react with a greater force.
An object with greater mass requires less force to move.