Can u tell me what she is drinking​

Which best describes how fluids change as they travel through different portions of the convection currents? they change to solids at the outer portion of the convection currents. they change to solids at the inner portion of the convection currents. they become more dense at the outer portion of the convection currents. they become more dense at the inner portion of the convection currents

For waves in the ocean, the medium of the waves is a. air b. water c. energy d. a passing boat

What is a subatomic particle with a negative charge and very little mass?