An officer if you have a weapon in the
5. you
vehicle.
a. are encouraged to
b. may be arrested if you
c. must always
d. should never

Arod of some material 0.20 m long elongates 0.20 mm on heating from 21 to 120°c. determine the value of the linear coefficient of thermal expansion [in (degrees c)^-1] for this material.

True or false when elements combine to form a mixture, the resulting chemical properties may be very different from those of the elements that make it.

We put a force of 50n on an object and the acceleration is 100 m/s². what is the mass of the object?