A reference frame can best be defined as

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

If a graph of force (F) acting on an object versus the acceleration (a) of the object is plotted with F on the y-axis and a on the x-axis, the slope of the graph will be a measure of:

What happens when the temperature of an air parcel is reduced?

A moving object is at x = 4 m at t = 0 and at x = 14 m at t = 2 s. The average speed of this object is:

Which of the following is/are true according to Newton’s second law? (i)    an unbalanced force always brings a moving object to rest (ii)   an unbalanced force on an object always produces an acceleration on it (iii)   the acceleration of a moving object is directly proportional to the unbalanced force acting on it.

Which of the following is a fundamental unit? (i) kg/m3 (ii) m3 (iii) N (iv) m

A moving object initially at x = 5 m changes its position to x = 10 m in 2 s. What is the average velocity of this object?

Choose the statement that best describes momentum of a moving object.

A given space contains 600 g of water vapor. If 800 g of water vapor will saturate the space at the same temperature, what is the relative humidity of the space?