What are the scientific tools used to measure mass, volume, temperature, and length?

Calculate the first and second velocities of the car with four washers attached to the pulley, using the formulas v1 = 0.25 m / t1 , and v2 = 0.25 m / (t2 – t1) where t1 and t2 are the average times the car took to reach the 0.25 and the 0.50 meter marks. record these velocities, to two decimal places, in table e.

Ais a machine that makes work easier when a single force is applied. a simple machine b compound machine c endangered machine d complex machine

Complete the sentence to describe the law of conservation of energy. the law of conservation of energy states that energy cannot be created