Medicine
This helps protect people from disease.
Vaccine
You use this to call or text people.
Phone
Earth goes around this.
sun
A person who treats sick people.
doctor
A machine that can think or work automatically.
robot
A person who travels in space.
astronaut
This organ pumps blood.
Heart
You can search information on this global network.
internet
You look at stars with this.
telescope
This is red and moves through your body.
blood
It stores power for a phone or device.
Battery
It goes into space carrying people or tools.
rocket
This organ controls thinking and memory.
Brain
This device shows images and information.
screen
It travels around a planet.
moon