The magnitude of vector a is 6.3 m. it points in a direction which makes an angle of 1459 measured counterclockwise from the positive x-axis. (a) what is the x component of the vector -3.5a? (b) what is the y component of the vector-3.5a? (c) what is the magnitude of the vector -3.5a?

This is important. 1. which of the following is an si base unit for measuring length? (2 points) inch gram meter mole 2. which of the following units for distance is an si unit? (2 points) centimeter foot inch yard 3. which of the following tools should a scientist use to measure an object in meters? (2 points) electronic balance pan balance tape measure thermometer