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How Does a Spacecraft Reach the Moon?
innbundet,
2009,
Engelsk,
ISBN 9781604134704
The Moon is very far from Earth. Yet, scientists have been able to get satellites, shuttles, and other spacecraft into space and a few manned spacecraft to land on the Moon. ""How …
How Do Plants Get Food?
innbundet,
2009,
Engelsk,
ISBN 9781604134681
When people get hungry, they eat a meal. All animals and plants need water and sustenance to survive and grow. Animals get their energy from eating food, but plants have a …
Why Do the Lights Turn On?
innbundet,
2009,
Engelsk,
ISBN 9781604134711
When you walk into a room and flip a light switch, a lightbulb turns on, illuminating the area. But how does one small switch do such a large job? This title enlightens readers …