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April 19, 2014

Homework Help: science

Posted by NIKE on Tuesday, April 10, 2012 at 3:33pm.

1. The surface tension in a cup of water is caused by _____. (1 point)attractive forces between the water and its container
attractive forces between water molecules
adhesive forces between water molecules
adhesive forces between the water and its container

2. Which of these objects is least like a crystalline solid? (1 point)a pillowcase full of Halloween candy
a spider web
a checkerboard
a chain-link fence

3. An amorphous solid _____. (1 point)flows freely at any temperature
has no true melting point
has a repeating unit structure
becomes less viscous as it cools

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