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Measuring Density of an Object with Irregular Shape Prior to determining the density of an irregularly shaped solid, its mass and volume must be measured. The mass may be measured using a balance or scale. You can measure the volume using dimensions if the object’s shape is regular, or the water displacement technique if the … Read more

The picture shows a wooden table with a glass of water and a spoon made of stainless steel sitting on top of it. Around the edges of the picture are representations of the various forms that matter is capable of taking. Both the spoon and the glass of water are examples of solid matter, but … Read more

Questions 1 A shoe factory produces 70 thousand pairs of leather shoes this year, 20 thousand pairs less than 2 times of last year, how many thousand pairs of leather shoes were produced last year? Questions 2 Town X and Town Y are 550 kilometers away from each other. Car A and Car B both … Read more