Which statement is TRUE about an astronaut traveling from planet to planet? The mass changes, but his or her weight does not.

The weight changes, but his or her mass does not.

The weight and mass both stay the same.

The weight and mass both change.

Which part of the neuron below is indicated by the arrow, and what is its function? hormones send chemical signals throughout the body to regulate other body processes. hormones are chemical signals that are sent throughout the body to regulate other body processes. hormones send electrical signals throughout the body to regulate other body processes. hormones are electrical signals that are sent throughout the body to regulate other body processes.