Make the following conversion. 45 m = cm 4500 0.45 450 0.045

It is 4500 cm. 

I m equal to 100 cm and 45 m is 4500 cm

Texture and composition are different because they are not the same aspect. texture has to do with feel and so on, where as composition is the chemical makeup which you cant touch like you can texture.

The objects do not reach terminal velocity         there is not enough time from the time the object falls from when it hits the ground to achieve terminal velocity. an object must be placed higher to achieve terminal velocity in order to be in free fall.