actual paper 2

• how is a leaf covered in insecticide

  • leaf is oppositely charged to the particles
  • particles are all the same charge so repel from each other
  • particles are oppositely charged from the leaf so attract it
• difference between a bar magent and a uniform magnetic field

  • uniform magnetic field has the same strength
  • acts in one direction
• How can a uniform magnetic field be done in a lab

  • through a solenoid
• which parts of the earth generates a magentic field

  the outer core (magentic)
• difference between specific heat capacity and specific latent heat

  • heat capacity - concerns temperature change
  • latent heat - change of state