If a toy train has a mass of 1.5 KG and accelerates at a rate of 20 M/S 2 calculate force acting on it?

When a 5.0kg cart undergoes a 2.2m/s increase in speed, what is the impulse of the cart

A2.00-m long piano wire with a mass per unit length of 12.0 g/m is under a tension of 8.00 kn. what is the frequency of the fundamental mode of vibration of this wire?

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