Question 4 a. A corn sheller moving at 30 kmh -- accelerates to a speed of 45 km - in 23 s. Find
the distance travelled in meters during the period of acceleration.
b. List the Four (4) mechanical properties of materials concerned with its behaviour under
the action of external forces and explain any two.
c. What is the classification of the two main types of wood?​

dec 23, 2016 - a load of bricks weighing 680 n a distance of 10 m across a parking lot. if if the worker pushes the cart with a constant force of 209 n, what work= force x distance = 220 n x 10 m = 2200 n.m = 2200 j i don't know where the person got it from, but the initial part, work= force x distance me.

the skeletons of most mammals reach a certain size and then stop growing. however, many animals, including some mammals, keep growing throughout their lives. kangaroos, for example, just keep growing and growing until they die. also, the longer an animal lives the greater the chance it might catch some deadly disease.