ESS
Grade-10
Easy
Question
Which of the following statement is correct about radioactivity?
- It is an irreversible process.
- It is a self-disintegrating process.
- It is a spontaneous process.
- All of these
The correct answer is: All of these
All the above are correct about radiation
Related Questions to study
ESS
A radioactive material go through decay by discharging electrons. Which of the following is correct?
A radioactive material go through decay by discharging electrons. Which of the following is correct?
ESSGrade-10
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The P-wave shadow zone lies between __________ from the earthquakes focus point.
The P-wave shadow zone lies between __________ from the earthquakes focus point.
ESSGrade-10
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Convection currents _______________.
Convection currents _______________.
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The thermal energy is transferred by means of ___________ currents in fluids.
The thermal energy is transferred by means of ___________ currents in fluids.
ESSGrade-10
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_________ is the minimum rigid sometimes defined as plastic in nature.
_________ is the minimum rigid sometimes defined as plastic in nature.
ESSGrade-10
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Select the correct statement.
Select the correct statement.
ESSGrade-10
ESS
Select false statement.
Select false statement.
ESSGrade-10
ESS
Select the correct statement.
Select the correct statement.
ESSGrade-10
ESS
Through ___________ layer of the Earth P-waves travels fastest.
Through ___________ layer of the Earth P-waves travels fastest.
ESSGrade-10
ESS
___________waves are responsible for the back-and-forth movement of the Earth.
___________waves are responsible for the back-and-forth movement of the Earth.
ESSGrade-10
ESS
The P-wave of an earthquake arrive at a seismic station before the S-wave because____________.
The P-wave of an earthquake arrive at a seismic station before the S-wave because____________.
ESSGrade-10
ESS
__________are seismic waves that travel through interior part of the Earth.
__________are seismic waves that travel through interior part of the Earth.
ESSGrade-10
ESS
S- waves are _____________.
S- waves are _____________.
ESSGrade-10
ESS
____________ is used to record seismic waves.
____________ is used to record seismic waves.
ESSGrade-10
ESS
Convection currents occur in_________.
Convection currents occur in_________.
ESSGrade-10
