Hình bên là hình ảnh một bánh xe bao gồm 1 vàn bánh xe có khối lượn M =5kg

Name two kinds of practical electric pumps.

Wind and moving water provide energy. question 1 options: chemical mechanical thermal none of the above

Both speed and velocity measure how fast something is moving. however, since speed is not a it does not require a(n question 6 options: a) quantity , unit b) magnitude, unit c) scalar, direction d) vector, direction