Kuis Teori Atom

Who was the first to propose that everything in the world is made up of tiny particles surrounded by empty space?

• Aristotle

• J.J. Thompson

• Democritus

• John Dalton

Who discovered that common substances are always broken down into the same elements in the same proportions?

• John Dalton

• Democritus

• Aristotle

• J.J. Thompson

Who discovered the electron in 1897?

• John Dalton

• J.J. Thompson

• Niels Bohr

• Ernest Rutherford

What atomic model was proposed by J.J. Thompson?

• Model Planet

• Quantum Model

• Nuclear Model

• Chocolate Steamed Cake Model

Who discovered that atoms are mostly empty space with a few electrons, while most of the mass is concentrated in the center?

• Ernest Rutherford

• J.J. Thompson

• Niels Bohr

• John Dalton

Who developed the nuclear atom model proposed by J.J. Thompson?

• Niels Bohr

• John Dalton

• J.J. Thompson

• Ernest Rutherford

Who discovered that electrons behave like waves?

• Niels Bohr

• Ernest Rutherford

• Werner Heisenberg

• J.J. Thompson

Who discovered the principle of uncertainty?

• Niels Bohr

• Ernest Rutherford

• J.J. Thompson

• Werner Heisenberg

What is the current model of an atom?

• Quantum Model

• Chocolate Steamed Cake Model

• Nuclear Model

• Planetary Model

What happens when an electron moves between energy levels in an atom?

• They produce heat

• They absorb or release energy in the form of specific wavelengths of light

• They produce sound

• They produce electricity