for each of the situations below, a charged particle enters a region of uniform magnetic field. draw a vector to represent the direction of the magnetic force on the particle.

Which statements about the two fossil images are correct? 1. cave bears are ancestors of plateosaurus. 2. plateosaurus were present on earth before ostracoderms. 3. ostracoderms were the first to die. 4. plateosaurus died after the ostracoderms. 5. cave bears are the oldest fossils.

How do you work out 21.3-8= show your working. plz

What are the requirements to be eligible for the saep scholarship?