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- 1. Multiple ChoiceIf an object has the same number of positive and negative charges, its electrical charge is...positivenegativeneutral or no chargeopposite
- 2. Multiple ChoiceWhat charge does a proton have?negative (-)positive (+)neutral or no charge (0)
- 3. Multiple ChoiceWhat charge does an electron have?negative (-)positive (+)neutral or no charge (0)
- 4. Multiple ChoiceStatic electricity isThe balance of electrical charge on an object
The unequal balance of electrical charges on an object
The discharge of electrical chargeThe build up of protons in the nucleus of an atom - 5. Multiple ChoiceMaterials that tightly hold on to their electrons are consideredGood conductorsGood insulatorsGood anti-static agentsUseful for storing charge
- 6. Multiple ChoiceWhich one of these objects is a good insulatorCopper wireGlassAluminumGold
- 7. Multiple Choice
Materials that easily lose or accept electrons are considered
Good conductorsGood insulatorsGood anti-static agentsGood for storing charge - 8. Multiple ChoiceIf a substance has a higher number of electrons than protons on its surface, what type of charge does it have?A positive charge.A negative charge.A neutral chargeNo charge at all
- 9. Multiple ChoiceIn a neutral atom, the number of electrons is equal to the number of _______.NeutronsOrbitsProtonssubatomic particles
- 10. Multiple Choice
If two charges repel each other, the two charges could be
Positive and neutral
Positive and negative
positive and neutral
negative and negative
- 11. Multiple ChoiceAn object becomes charged when the atoms in the object gain or loseelectronsprotonsneutronsall of the above
- 12. Multiple ChoiceIf you rub a glass rod with a piece of silk, the rod becomes positively charged. This means thatfriction destroyed electrons in the rod.the silk has become negatively charged.protons have moved to the rod.glass attracts more protons.
- 13. Multiple ChoiceObjects that have opposite chargesare attracted to each other, and the force between the objects pulls them together.are attracted to each other, and the force between the objects pushes them apart.are repelled by each other, and the force between the objects pulls them together.are repelled by each other, and the force between the objects pushes them apart.
- 14. Multiple ChoiceIf two objects with static charge are attracted, what do you know about them?They are both positively charged.They are both negatively charged.One is positively charged and one is negatively charged, but you won't be able to tell which is which.One is positively charged and one is negatively charged, and you can tell which is which by looking at them.
- Answer choicesTagsAnswer choicesTags