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2991.Centrifugal force is always directed _____?
2992.It is easier to push an empty shopping cart than a full one because the filled cart has more mass than the empty one. This can be expressed by ______?
2993.Weigh of a body can be measured using a spring balance, it differs from place to place because of variation in ______?
2994.Quantity of motion contained in a body is called?
2995.Distance is a _____ quantity.
2996.Which one is a scalar quantity? Time, Force, Velocity, Acceleration
2997.Length, mass, electric current, time, intensity of light and amount of substance are examples of _____?
2998.If zero line of Vernier scale coincides with zero of main scale, then zero error is ______?
2999.All accurately known digits and first doubtful digit in an expression are known as?
3000.A worldwide system of measurements in which the units of base quantities were introduced is called?