a student made the table shown to list some contact and non-contact forces.
examples of forces
contact forces
non-contact forces
the force applied by a magnet on an iron nail the force applied by an electromagnet on a wire
the force applied by a student on a door to open it the force applied by the planets on each other
which statement best explains why the table is incorrect?
a-magnetic force is a force acting at a distance.
b-the student applies a non-contact force on the door.
c-the electromagnet and wire have to be in contact to apply the force.
d-gravitational force acts between planets only when they are in contact

the answer is b ) square root of 5

first thing first of the answer is with technology. second thing second thing is that the big bang theory did not happened u see they say it did but what they dont realize is that like dinasures are still a round they might deny it but they and look at these 12 foot human skelteons they find lets see didnt the bible say something about giants. hope this peace.

the best answer for these questions would be:

1.            c. is smaller

2.            d) concrete operational

3.            b) interaction with the environment – the children interact with their environment can them learn more.

4.            a) parents who reason openly with children can limit a child’s cognitive ability.