Is the use of sound waves to detect and measure objects underwater.

a. ostm
b. sonar
c. gis
d. gps

this is actually earth science. sorry.

Which is the correct order in the scientific process? ask a question ® form a hypothesis ® make an observation ask a question ® make an observation ® form a hypothesis make an observation ® form a hypothesis ® ask a question make an observation ® ask a question ® form a hypothesis

When plants use sunlight to make food, the energy of sunlight is

Which is a function performed by stem cells in the skin a. replacing lost skin cells b. making cells for the intestines c. growing new organs d. differentiating into brain cells plz apex