6th Grade Chapter 7 Word Scramble
|
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Question | Answer |
Water exerts fluid pressure on | all sides of an object |
Pressure exerted horizontally on one side of an object is | equal to the pressure exerted on the opposite side |
Buoyant force is not affected by | weight |
An object in fluid will sink if | its weight is greater than the buoyant force |
Ice cube floats on water because | it is less dense than water |
Balloon floats with helium because | helium has one-seventh the density of air |
Secret of how a ship floats | is its shape |
Hollow shape increases | volume of the ship |
(changing mass) Submarines have | ballast tanks that can be opened to allow sea water to flow in |
Three methods to change the overall density of an object | Change shape, change mass, change volume |
Changing volume - bony fishes have an organ called a swim bladder (inflated swim bladder increases fishes volume) that is filled with | gasses produced in the blood |
Created by:
jean2454
Popular Science sets