How do we know if there is water on Mars? How do we know what planets look like? We send probes to look around! Readers learn how scientists use space probes to study planets in our solar system . . . and beyond. Fascinating backmatter features a diagram of a space probe and an amazing true story.
How do we know if there is water on Mars? How do we know what planets look like? We send probes to look around! Readers learn how scientists use space probes to study planets in our solar system . . . and beyond. Fascinating backmatter features a diagram of a space probe and an amazing true story.
Library Binding
$29.32