What forces can be seen in action in the classroom
Gravity, for one. It's what keeps people in their seats. What about whatever moves the hands of the clock on the wall, or the chalk on the blackboard, or the door on its hinges?
Gravity, for one. It's what keeps people in their seats. What about whatever moves the hands of the clock on the wall, or the chalk on the blackboard, or the door on its hinges?
1 answer
3 answers
3 answers
1 answer