Answer:
the soap sinks because it is more dense than the duck.
1Draw a quick sketch of the object.
2Draw an arrow showing every force acting on the object.
3<span>To calculate the net force, add any vectors acting on the same axis (x and y), making sure to pay attention to the directions.
Hope this helps :)
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Answer:
removal of heat by cooling towers
Answer:
Explanation:
Subtract both sides by 
:
Divide both sides by -2*a:
Add both sides by 
:
Subtract both sides by 
:
Answer:
Polyurethane foam insulation that is environmentally safe, and that increases heat conservation
• A polybutelene tank with a layered fiberglass exterior
• Automatic thermostats that allow you to set water temperature at different levels at different times
