Answer:
50 cm is equivalent to 19,6850393701 inches.
Explanation:
A meter has 100 centimeters. 100 millimeters make one centimeter. The centimeter can be written as cm. While calculating the surface area of an object, the unit of measurement becomes cm2.
The definition of volocity is <span>the speed of something in a given direction.</span>
Answer:
6.39×10^23 kg is the weight on mass
Answer: 
Explanation:
The average acceleration of the car is given by:

where
u = 45 m/s is the initial velocity
v = 0 m/s is the final velocity
t = 10 s is the time taken
Substituting the numbers into the equation, we find
