I need help please only way to put my grade up Someone who’s good at this

Auniform crate c with mass mc is being transported to the left by a forklift with a constant speed v1. what is the magnitude of the angular momentum of the crate about point a, that is, the point of contact between the front tire of the forklift and the ground

Which of the following statement is false

7types of electromagnetic waves from lowest to highest frequency