No US employer can ever compel you to work for free. ALL work, without exception, must be paid.
The employer can change your schedule, but must pay for your work.
This depends on age and location.
if another employee made a mistake can my employee make me fix it for free and if i refuse can he fire me
The employer's obligation for health and safety at work is to provide employment and a place of employment that is free of recognized hazards.
No, your employer can not require you to work seven days straight. According to federal law, you are allowed at least a 24 hour break in the work week.
Tell him you'll work for free.
no
Kids who need a work permit, can get the form from their employer. The parents of the teen must sign the form, stating that they are allowed to work.
The guarantee of freedom of speech and the press apply to government limits on your freedom, not your employer's limits. For example, if you work at Gimbel's department store, the government could not stop you from wearing a shirt that advertises for Macy's, but you r employer could. Essentially, because you are free to find another job, your employer can limit your activities in the workplace in ways that the government is not allowed.
In New York yes however your meal period must be uninterrupted and free of any work obligations.
The employer can revise job duties at will - absent a union contract prohibiting that. But no employer can compel you to work. You are free to quit ans find a better deal. That is called employment at will - you are free to quit with no notice or explanation; the employer can fire you with no notice or explanation.
Yes he can, and you are of course free to quit if he does.
Your employer can't "make" you do anything, because you are an employee, not a slave. He can make any request or assignment, and you then have three possible responses ... the choice is entirely up to you. You are completely free to choose. You can 1). Comply. 2). Negotiate. 3). Walk.