Exercises

Questions covering knowledge about solid

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QUESTION OF
Views #: 473
Questions #: 9
Time: 5 minutes
Pass Score: 80.0%
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Crystals of common table salt tend to have 90° angles between their flat sides. What causes this?

1 pts
volume_mute
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A gallon of water weighs 8 ln. What is its volume in cubic feet?

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Answer = (1) ft3

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Calculate the density

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A certain block of wood has dimensions of 4 cm by 8 cm by 40 cm.  If it has a mass of 800 grams, what is its density in g/cm3?

Answer = (1)

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How much would the mass of 5 cubic meters of ice be?

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Note: ice density = 0.92 g/cm3

 

Answer = (1) kg

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Find the specific gravity of a material?

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What is the specific gravity of a material that has a density of 2500 kg/m3

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Why is the specific gravity of a substance equal to its density in g/cm³?

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What pressure is exerted on your head?

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Hooke's Law apply to all object wither they are elastic or not

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if a spring has a spring constant of 3 b/inch, how far would it stretch if 10 lb were hung from its end?

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✕
0
sin cos tan
sin-1 cos-1 tan-1 π e
xy x3 x2 ex 10x
y√x 3√x √x ln log
( ) 1/x % n!
7 8 9 + MS
4 5 6 – M+
1 2 3 × M-
0 . EXP ÷ MR
± RND C = MC
Keywords
Year 11