A number a is correctly rounded to 3.18 from a given number b. then |a – b |≤ c ,where c is?

Which feature indicates that mars resides in the inner region of the solar system

In the first law of thermodynamics, triangle e=q-w, what does q stand for

The electric field direction is defined by the direction of the force felt by (select one of the following answers): 1. a negative charge. 2. a positive charge. 3. both positive and negative charges.