PhysicsAppleton, 1878 - 149 páginas |
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Página 2
... falls , the thunder roars , and the sea is tossed with waves and very stormy . Or again : let us take an iron ball which lies upon the floor ; it is cold and heavy to the touch , but let us put it into the fire , and when it comes out ...
... falls , the thunder roars , and the sea is tossed with waves and very stormy . Or again : let us take an iron ball which lies upon the floor ; it is cold and heavy to the touch , but let us put it into the fire , and when it comes out ...
Página 6
... fall over the edge and be scattered about upon the floor . EXPERIMENT 2. - Now put some more peas into the pan , having spilt the last ones ; but instead of raising the pan quickly upwards , lower it as quickly as you possibly can ...
... fall over the edge and be scattered about upon the floor . EXPERIMENT 2. - Now put some more peas into the pan , having spilt the last ones ; but instead of raising the pan quickly upwards , lower it as quickly as you possibly can ...
Página 7
... fall to the floor ; but the force of the earth which gives it a tendency to fall , is pre- vented from acting or is resisted by the table . The weight presses against the table , but the table with- stands this pressure . So that you ...
... fall to the floor ; but the force of the earth which gives it a tendency to fall , is pre- vented from acting or is resisted by the table . The weight presses against the table , but the table with- stands this pressure . So that you ...
Página 8
... fall to the ground or earth . It falls down , we say , and the very words up and down depend upon the earth's force ... fall through to the ground , and the floor must be strong enough to support our weight , otherwise it would give way ...
... fall to the ground or earth . It falls down , we say , and the very words up and down depend upon the earth's force ... fall through to the ground , and the floor must be strong enough to support our weight , otherwise it would give way ...
Página 10
... no cohesion . If this force were absent , the particles of solid bodies would not adhere to one another , but they would all fall to pieces or ; rather to powder . The wood of our tables ΤΟ [ FORCES SCIENCE PRIMERS .
... no cohesion . If this force were absent , the particles of solid bodies would not adhere to one another , but they would all fall to pieces or ; rather to powder . The wood of our tables ΤΟ [ FORCES SCIENCE PRIMERS .
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acid air-pump attracted BALFOUR STEWART battery blow boiling-point bottom brass bright bulb bulk for bulk buoyancy burning-glass called cannon cold colours conductor convection copper cubic inches cylinder Describe an experiment E. A. FREEMAN earth elec electric machine electroscope excited glass excited sealing-wax expand experiment showing fact feet fill fire force gases Give an instance glass support grains gravity heated body hot body Illustrate your reply iron kinds of electricity knob latent heat lens Leyden jar liquid magnify means mercury metal mirror motion move needle nitric acid particles pass phosphorus piston pith ball plate platinum positive electricity pound weight pressure Price Primer prism ray of light rise rubbed scale-pan Sketch solid sound spark steam stoneware strikes substance sulphuric acid surface temperature thermometer thing told tricity tube valve vapour velocity vessel vibrating body weight wire zinc