Which object will sink in a bowl of water?
A. a pencil
B. a metal spoon
C. a plastic spoon
D. None of the above
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Equal size balls of cork, lead, aluminum and steel are placed in water. Which one will float?
A. Lead
B. Cork
C. Aluminum
D. Steel
Which property of a liquid describes its resistance to flow?
A. Plasticity
B. Viscosity
C. Elasticity
D. Incompressibility
If an item floats on water it has ------------------- density than water.
A. Higher
B. Lower
C. The Same
D. None of the above
What is the SI unit of pressure?
A. Newton (N)
B. Watts (W)
C. Pascal (Pa)
D. Kelvin (K)
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