A reference frame can best be defined as

A given space can be saturated by:

One kilowatt multiplied by one hour is called:

If a moving object changes its position from x = 5 m to x = -10 m, it can be assumed that:

Which of the following is the correct relation between temperature in the Celsius scale and temperature in the Kelvin scale? (i)     0o C =  –273 K  (ii)    0o C =  273 K  (iii)  0 K = 273o C  (iv)  0 K = -273o C  

Which of the following is a good definition of power?

One side of a cube is 10 cm. What is its volume in cm3?

If a given space of air contains 150 g of water vapor, and if 200 g of water vapor will saturate that space at the same temperature, what is the relative humidity?

J/(kg.K) is the unit for measuring:

What is the work done in lifting a 50 kg box 2 m vertically up?