Question

when scientists want to represent a force, they use an arrow drawn to a certain and direction of the force. they make up a scale and draw the arrow to the correct length according to the scale. for example, a scientist may want to represent a force of 30 n to the right. the scientist may make a scale that shows that 1 cm represents 10 n, then draw the arrow exactly 3 cm long, and put the arrow - head pointing to the right.

Explanation:

Scientists use arrows to represent forces. The length of the arrow represents the size of the force according to a set - up scale.

Answer:

length