Common Science. Carleton Washburne
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Carleton Washburne
Common Science
Published by Good Press, 2019
EAN 4057664581624
Table of Contents
Fig. 1. The water in the tube rises to the level of the water in the funnel.
Fig. 2. Where is the best location for the tank?
Fig. 3. When the tank is full, will the oil overflow the top of the tube?
Fig. 4. When the point is knocked off the electric lamp, the water is forced into the vacuum.
Fig. 5. The water is held in the tube by air pressure.
Fig. 7. The experiment with the Magdeburg hemispheres.
Fig. 8. A siphon. The air pushes the water over the side of the pan.
Fig. 9. A glass model suction pump.
Fig. 11. The battleship is made of steel, yet it does not sink.
Fig. 13. The Leaning Tower of Pisa.
Fig. 18. Which vase would be the hardest to upset?
Fig. 20. The water rises through the lamp wick by capillary attraction.
Fig. 21. As the finger is raised the water is drawn up after it.
Fig. 24. Hockey is a fast game because there is little friction between the skates and the ice.
Fig. 25. The friction of the stone heats the nail and wears it away.
Fig. 26. The little girl raises the big boy, but in doing it she moves twice as far as he does.
Fig. 27. The yardstick is a lever by which he lifts the pail.
Fig. 28. A lever with the weight between the fulcrum and the force.
Fig. 29. You cannot pinch hard enough this way to hurt.
Fig. 30. But this is quite different.
Fig. 32. His hand goes down as far as the pail goes up.
Fig. 34. When the paper is jerked out, the glass of water does not move.
Fig. 35. When a boy is moving rapidly, it takes force to change the direction of his motion.