In which atomic model are electrons embedded within a positively charged "pudding"?
Bohr's model
Thompson's model
Rutherford's model
Modern quantum model
Which of the following particles is found in the nucleus of an atom?
proton and neutron
Electron
proton
Neutron
Used to measure atmospheric pressure
barometer
thermometer
What was the primary conclusion of Rutherford's gold foil experiment?
Electrons are scattered randomly in a positive sphere
Atoms are indivisible particles.
The mass of an atom is evenly distributed.
atom is mostly empty space with a dense + charged nucleus
Which of these particles has no electrical charge?
proton
neutron
electron
none of the above
how hot it is
temperature
humidity
the study of the weather
meteorology
climatology
Who proposed the atomic model with a nucleus and electrons surrounding it?
J.J. Thompson
Ernest Rutherford
Niels Bohr
James Chadwick
Which scientist’s model suggested that electrons orbit the nucleus in specific energy levels?
Niels Bohr
Ernest Rutherford
J.J. Thompson
James Chadwick
Used to measure wind
anemometers
thermometers
Which statement is true about the mass of subatomic particles?
Electrons have more mass than protons.
Neutrons have less mass than electrons.
Protons have less mass than electrons.
Electrons have less mass than protons.
how much water vapour there is in the atmosphere
temperature
humidity
Which particle has a positive charge?
Proton
Neutron
Electron
None of the above
rain, hail or snow which falls from clouds
humidity
precipitation
measure humidity
hygrometer
barometer
how far you can see, it depends on the atmospheric conditions or darkness
visibility
temperature
What charge does an electron have?
Neutral
none of the above
positive
Negative
the layer of gas around the Earth
humidity
atmosphere
In Rutherford's gold foil experiment, most alpha particles passed straight through the foil. What did this observation suggest?
Atoms have a lot of empty space.
Atoms have a lot of empty space.
Electrons are in fixed orbits.
Atoms are densely packed with particles.