How many cubic meters is 10 meters
There is a problem with this method. 10m is the length and 10m ^ 3 is the volume
How many square meters is 100000 cubic meters of straw board?
See how thick you are
How high is the ground when 10 cubic meters of sand and stone are laid on the ground of 1000 square meters?
10 / 1000 = 0.01M = 1cm
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- 12. How many cubic meters is one cubic meter? And the relevant formula
- 13. The gravity of a stone is 5N in the air and 2n in the water
- 14. Xiao Jie found a metal block, and he wanted to know its gravity and density. He only had a spring scale with small range in his hand. When he used the spring scale to measure the gravity of the metal block, he found that it had exceeded the maximum range of the spring scale, so he designed the device as shown in the figure to measure. In the figure, OA: OB = 1:3, the metal block was suspended at point a with a string, and the spring scale was used at point B When a vertical upward force is applied, when the OB lever is horizontally stationary, the reading of the spring scale is 1.8n. When water is added to the container and the metal block is immersed in water, the reading of the spring scale is 1.2N, G is 10N / kg? (2) What is the buoyancy of a metal block when it is immersed in water? (3) What is the density of the metal block?
- 15. There is an iron ball with a mass of 32 grams and a volume of 8 cubic centimeters. Is it solid? (the density of iron is 7.8 grams per cubic centimeter.)
- 16. There is a kind of metal with a mass of 81g and a volume of 30 cubic centimeters. Find the density of the metal and judge which metal it is?
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