Electric field lines can never cross. What would crossed electric field lines indicate? a field pointing in two directions
an attractive force on a charge
a nonuniform area of the field
a place where the field strength is zero

If an object with an initial temperature of 300 k increases its temperature by 1°c every minute, by how many degrees fahrenheit will its temperature have increased in 10 minutes? (a) 6°f (b) 10°f (c) 18°f (d) 30°f

Which expression allows you to determine the mechanical advantage of an inclined plane? a. height of plane / input force b. length of plane / input force c. length of plane / height of plane d. height of plane / length of plane

What is a possible result of higher air temperature caused by global warming