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50 pages • missing pub info (view editions)
ISBN/UID: 0721401295
Format: Hardcover
Language: English
Publisher: Not specified
Edition Pub Date: 01 January 1967
Description
If you throw a ball into the air it comes down again at once. Why doesn’t an aeroplane fall to the ground? How does such a heavy machine get up there in the first place? What is the difference between a piston engine and a jet engine? How does a h...
Community Reviews
Content Warnings
50 pages • missing pub info (view editions)
ISBN/UID: 0721401295
Format: Hardcover
Language: English
Publisher: Not specified
Edition Pub Date: 01 January 1967
Description
If you throw a ball into the air it comes down again at once. Why doesn’t an aeroplane fall to the ground? How does such a heavy machine get up there in the first place? What is the difference between a piston engine and a jet engine? How does a h...
Community Reviews
Content Warnings