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WorksheetsElectroscopes
Total questions: 25
Worksheet time: 25mins
If the electroscope leaves were charged negatively, how does this remove the charge from the electroscope?
Electrons move from the hand to the electroscope
Protons move from the hand to the electroscope
Electrons move from the electroscope to the hand
Protons move from the electroscope to the hand
If the electroscope leaves were charged positively, how does this remove the charge from the electroscope?
Electrons move from the hand to the electroscope
Protons move from the hand to the electroscope
Electrons move from the electroscope to the hand
Protons move from the electroscope to the hand
A negatively charged rod is brought near a neutral electroscope, what happens in the electroscope?
Electrons move from the plate to the vein to make the vein negatively charged.
Protons move from the plate to the vein to make the vein positively charged.
Electrons move from the vein to the plate to make the vein positively charged.
Protons move from the vein to the plate to make the vein negatively charged.
The negatively charged rod that was brought near a neutral electroscope is now removed. What happens in the electroscope?
Electrons move from the plate to the vein to make the vein neutral again.
Protons move from the plate to the vein to make the vein neutral again.
Electrons move from the vein to the plate to make the vein neutral again.
Protons move from the vein to the plate to make the vein neutral again.
An electroscope is a device which is used to find if an object is
charged
magnetic
free of cracks
Hot
A positively charged rod is brought near a neutral electroscope, what happens in the electroscope?
Electrons move from the plate to the vein to make the vein negatively charged.
Protons move from the plate to the vein to make the vein positively charged.
Electrons move from the vein to the plate to make the vein positively charged.
Protons move from the vein to the plate to make the vein negatively charged.
The positively charged rod that was brought near a neutral electroscope is now removed. What happens in the electroscope?
Electrons move from the plate to the vein to make the vein neutral again.
Protons move from the plate to the vein to make the vein neutral again.
Electrons move from the vein to the plate to make the vein neutral again.
Protons move from the vein to the plate to make the vein neutral again.
A negatively charged rod touches the plate of a neutral electroscope, what happens in the electroscope?
Electrons move from the rod to the plate and to the vein to make the vein negatively charged.
Protons move from the rod to the plate and to the vein to make the vein negatively charged.
Electrons move from the vein to the plate and to the rod to make the vein positively charged.
Protons move from the vein to the plate and to the rod to make the vein negatively charged.
The negatively charged rod that was touching a neutral electroscope is now removed. What happens in the electroscope?
Some electrons move from the plate to the vein to even out the concentration of charge and the electroscope has an overall negative charge.
Some protons move from the plate to the vein to even out the concentration of charge and the electroscope has an overall negative charge.
Some electrons move from the vein to the plate to even out the concentration of charge and the electroscope has an overall negative charge.
Some protons move from the vein to the plate to even out the concentration of charge and the electroscope has an overall negative charge.
The positively charged rod that was touching a neutral electroscope is now removed. What happens in the electroscope?
Some electrons move from the plate to the vein to even out the concentration of charge and the electroscope has an overall positive charge.
Some protons move from the plate to the vein to even out the concentration of charge and the electroscope has an overall positive charge.
Some electrons move from the vein to the plate to even out the concentration of charge and the electroscope has an overall positive charge.
Some protons move from the vein to the plate to even out the concentration of charge and the electroscope has an overall positive charge.
An object becomes postively charged when which of the following occurs?
loses electrons
gains electrons
loses protons
gains neutrons
A positively charged rod touches the plate of a neutral electroscope, what happens in the electroscope?
Electrons move from the rod to the plate and to the vein to make the vein negatively charged.
Protons move from the rod to the plate and to the vein to make the vein positively charged.
Electrons move from the vein to the plate and to the rod make the vein positively charged.
Protons move from the vein to the plate and to the rod to make the vein negatively charged.
A(n) ______________________________ is an instrument used to detect the presence of an electric charge.
scale
van de graaff generator
electroscope
When the charge on the electroscope is removed by touching it, this is called ____.
charging by conduction
charging by induction
energizing
grounding
If the electroscope was charged negatively, how does this remove the charge from the electroscope?
Electrons move from the hand to the electroscope
Protons move from the hand to the electroscope
Electrons move from the electroscope to the hand
Protons move from the electroscope to the hand
What is the primary function of an electroscope?
To detect electric charge
To measure temperature
To determine mass
To find magnetic fields
Which part of the electroscope moves when it detects a charge?
The needle
The leaves
The base
The handle
What happens to the leaves of a gold-leaf electroscope when a charged object is brought near?
They move closer together
They move further apart
They remain stationary
They fall off
An electroscope can be used to demonstrate which of the following principles?
Conservation of energy
Law of gravitation
Electrostatic induction
Newton's third law
What material are the leaves of a traditional electroscope typically made from?
Copper
Aluminum
Gold
Silver
How can an electroscope be charged by induction?
By touching it with a charged object
By bringing a charged object close without touching
By shaking it
By heating it
What is the effect of grounding an electroscope?
It becomes charged
It loses its charge
It gains mass
It changes color
Which of the following is a real-world application of an electroscope?
Detecting radiation
Measuring humidity
Calculating speed
Testing acidity
In an experiment, if the leaves of an electroscope collapse, what does it indicate?
The electroscope is broken
The charge has been neutralized
The charge has increased
The temperature has changed
What is the role of the metal rod in an electroscope?
To support the leaves
To conduct charge
To insulate the device
To measure weight
