The drawing shows two iron bar magnets and some of the magnetic field lines that may be observed by sprinkling iron fillings. what can one say about the orientation of the magnets?

Blank liquids and gases exert a buoyant force on objects placed in them

If a tank filled with water contains a block and the height of the water above point a within the block is 0.8 meter, what is the pressure at point a?

Imagine that you have two balloons (or, better yet, actually inflate two balloons, if possible). create static electricity around one of the balloons by rubbing it against your hair or your sweater and then bring that balloon close to the other balloon, which has not been charged. try this with at least one other object—and for variety in the discussion, avoid using an object already described by your classmates. then, for your initial post to the discussion, answer the following questions: what happened with the two balloons?