"Haibao" is the mascot of the 2010 Shanghai World Expo. Its image is shown in the picture. Among all kinds of "Haibao" arranged on the streets of Shanghai, there is one "Haibao" The material is uniform and solid, the density is 1.5 × 10 3 kg / M 3, and the volume is 3 m 3. It is placed on the horizontal ground, and the contact area with the ground is 1 m 2. Take g = 10 N / kg, please ask: (1) what is the mass of this "Haibao"? (2) what is the pressure of this "Haibao" on the ground?

"Haibao" is the mascot of the 2010 Shanghai World Expo. Its image is shown in the picture. Among all kinds of "Haibao" arranged on the streets of Shanghai, there is one "Haibao" The material is uniform and solid, the density is 1.5 × 10 3 kg / M 3, and the volume is 3 m 3. It is placed on the horizontal ground, and the contact area with the ground is 1 m 2. Take g = 10 N / kg, please ask: (1) what is the mass of this "Haibao"? (2) what is the pressure of this "Haibao" on the ground?

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