Negative, When the student touches the negatively charged dome, their hair gains a __________ charge., Repulsion, The strands of hair stand up because of __________ forces between them., Towards, The electric field lines around a negatively charged dome point __________ the dome., Resistance, The air between the dome and earthed conductor has high __________., Ionised, The spark happens when the air becomes __________., Earthed, A conductor connected to the ground is called __________..

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