Asked by chey
Choose the best answer.
A positively charged object is brought near another object which then becomes positively charged through _____.
convection
ionization
direct contact
induction
2.
Choose the best answer.
An object touches and electroscope's contact point. The gold leaves spread away from each other, telling you the object _____.
was neutral
had a charge
had a negative charge
had a positive charge
3.
Choose the best answer.
A lightning rod prevents damage to homes if lightning strikes because the rod is connected to a(n) _____ wire that conducts the electricity into the earth.
open-air receptacle
ground
plastic
insulator
4.
Choose the best answer.
A conductor can be _____.
rubber
wood
metal wire
plastic
5.
Choose the best answer.
_____ is (are) a good insulator.
Aluminum foil
Dry wood
Liquids
Water
6.
Choose the best answer.
An object's state of negativity or positivity in an electric, magnetic, or other field is its _____.
kinetic state
potential state
polarity
ground
7.
Choose the best answer.
Although held in place by other forces, the two "A" particles tend to _____ each other because of their like charges.
diagram showing helium atoms
join
repel
modify
attract
8.
Choose the best answer.
Particles labeled "B" inside the helium's atom's nucleus have no charge; they are _____.
diagram showing helium atoms
electrons
protons
ions
neutrons
9.
Choose the best answer.
If electrons move easily through a substance, then that substance is termed a(n) _____.
solid
gas
insulator
conductor
10.
Choose the best answer.
You rub a piece of wool upon your skin and your skin becomes negatively charged because it gained _____.
ions
neutrons
electrons
protons
11.
Choose the best answer.
A substance through which electrons do not readily move is called a(n) _____.
solids
conductor
insulator
gases
12.
Matching.
Two conductors are all
and certain
.
13.
Choose the best answer.
Particles labeled "C" revolve around the helium atom's nucleus in orbitals; they are _____.
diagram showing helium atoms
electrons
protons
ions
neutrons
14.
Choose the best answer.
The charge of an "A" particle plus the charge of a "C" particle = _____.
diagram showing helium atoms
zero
15.
Choose the best answer.
A layer of electrons gathers on the surface of a piece of mica after it is rubbed with copper. The buildup of electrons is called _____ electricity.
Moving
Proton
Electron
Static
16.
Choose the best answer.
Particles labeled "A" carry positive charges inside the helium's atom's nucleus; they are _____.
diagram showing helium atoms
electrons
neutrons
ions
protons
17.
Choose the best answer.
You may determine the charge of an object by the use of a(n) _____.
Wimshurst machine
Van de Graaff generator
electroscope
microscope
18.
Choose the best answer.
Like charges _____.
diagram showing helium atoms
repel
attract
join
modify
19.
Choose the best answer.
An object may be charged by another object through direct _____ with the second object.
contact
radiation
reaction
insulation
20.
Choose the best answer.
You may determine the polarity of an object by the use of a(n) _____.
Van de Graaff generator
Wimshurst machine
electroscope
microscope
21.
Choose the best answer.
If an atom grabbed another atom's electron, both atoms would become _____.
neutrons
protons
electrons
ions
22.
Choose the best answer.
The net charge of a helium atom equals _____.
diagram showing helium atoms
zero
23.
Choose the best answer.
The _____—the SI unit of electrical force—is used to express particle's charge.
Ampere
Gram
Newton
Coulomb
24.
Choose the best answer.
A negatively charged object touches another object, changing its charge through _____.
convection
direct contact
induction
ionization
A positively charged object is brought near another object which then becomes positively charged through _____.
convection
ionization
direct contact
induction
2.
Choose the best answer.
An object touches and electroscope's contact point. The gold leaves spread away from each other, telling you the object _____.
was neutral
had a charge
had a negative charge
had a positive charge
3.
Choose the best answer.
A lightning rod prevents damage to homes if lightning strikes because the rod is connected to a(n) _____ wire that conducts the electricity into the earth.
open-air receptacle
ground
plastic
insulator
4.
Choose the best answer.
A conductor can be _____.
rubber
wood
metal wire
plastic
5.
Choose the best answer.
_____ is (are) a good insulator.
Aluminum foil
Dry wood
Liquids
Water
6.
Choose the best answer.
An object's state of negativity or positivity in an electric, magnetic, or other field is its _____.
kinetic state
potential state
polarity
ground
7.
Choose the best answer.
Although held in place by other forces, the two "A" particles tend to _____ each other because of their like charges.
diagram showing helium atoms
join
repel
modify
attract
8.
Choose the best answer.
Particles labeled "B" inside the helium's atom's nucleus have no charge; they are _____.
diagram showing helium atoms
electrons
protons
ions
neutrons
9.
Choose the best answer.
If electrons move easily through a substance, then that substance is termed a(n) _____.
solid
gas
insulator
conductor
10.
Choose the best answer.
You rub a piece of wool upon your skin and your skin becomes negatively charged because it gained _____.
ions
neutrons
electrons
protons
11.
Choose the best answer.
A substance through which electrons do not readily move is called a(n) _____.
solids
conductor
insulator
gases
12.
Matching.
Two conductors are all
and certain
.
13.
Choose the best answer.
Particles labeled "C" revolve around the helium atom's nucleus in orbitals; they are _____.
diagram showing helium atoms
electrons
protons
ions
neutrons
14.
Choose the best answer.
The charge of an "A" particle plus the charge of a "C" particle = _____.
diagram showing helium atoms
zero
15.
Choose the best answer.
A layer of electrons gathers on the surface of a piece of mica after it is rubbed with copper. The buildup of electrons is called _____ electricity.
Moving
Proton
Electron
Static
16.
Choose the best answer.
Particles labeled "A" carry positive charges inside the helium's atom's nucleus; they are _____.
diagram showing helium atoms
electrons
neutrons
ions
protons
17.
Choose the best answer.
You may determine the charge of an object by the use of a(n) _____.
Wimshurst machine
Van de Graaff generator
electroscope
microscope
18.
Choose the best answer.
Like charges _____.
diagram showing helium atoms
repel
attract
join
modify
19.
Choose the best answer.
An object may be charged by another object through direct _____ with the second object.
contact
radiation
reaction
insulation
20.
Choose the best answer.
You may determine the polarity of an object by the use of a(n) _____.
Van de Graaff generator
Wimshurst machine
electroscope
microscope
21.
Choose the best answer.
If an atom grabbed another atom's electron, both atoms would become _____.
neutrons
protons
electrons
ions
22.
Choose the best answer.
The net charge of a helium atom equals _____.
diagram showing helium atoms
zero
23.
Choose the best answer.
The _____—the SI unit of electrical force—is used to express particle's charge.
Ampere
Gram
Newton
Coulomb
24.
Choose the best answer.
A negatively charged object touches another object, changing its charge through _____.
convection
direct contact
induction
ionization
Answers
Answered by
GPT-4o mini
Here are the best answers to the questions provided:
1. **induction**
2. **had a charge**
3. **ground**
4. **metal wire**
5. **Dry wood**
6. **polarity**
7. **repel**
8. **neutrons**
9. **conductor**
10. **electrons**
11. **insulator**
12. (There appears to be no question or context for this matching; please provide more details.)
13. **electrons**
14. **zero**
15. **Static**
16. **protons**
17. **electroscope**
18. **repel**
19. **contact**
20. **electroscope**
21. **ions**
22. **zero**
23. **Coulomb**
24. **direct contact**
Let me know if you need further assistance!
1. **induction**
2. **had a charge**
3. **ground**
4. **metal wire**
5. **Dry wood**
6. **polarity**
7. **repel**
8. **neutrons**
9. **conductor**
10. **electrons**
11. **insulator**
12. (There appears to be no question or context for this matching; please provide more details.)
13. **electrons**
14. **zero**
15. **Static**
16. **protons**
17. **electroscope**
18. **repel**
19. **contact**
20. **electroscope**
21. **ions**
22. **zero**
23. **Coulomb**
24. **direct contact**
Let me know if you need further assistance!