Science Quiz on Matter and Atoms

How is plasma different from other states of matter?

• It has a definite shape.

• It has charged particles that move freely.

• It exists only on Earth.

• It is the same as a gas but colder.

What is the main function of the digestive system?

• Breaking down food into nutrients

• Producing oxygen

• Transporting blood

• Filtering waste

Where does digestion begin?

• Stomach

• Small intestine

• Mouth

• Liver

What is the function of the stomach?

• Absorbing nutrients

• Breaking down food with acid and enzymes

• Producing bile

• Pumping blood

Which organ absorbs most of the nutrients from food?

• Small intestine

• Large intestine

• Stomach

• Esophagus

Who proposed that atoms are indivisible and indestructible?

• Thomson

• Rutherford

• Bohr

• Dalton

What did J.J. Thomson discover?

• Protons

• Neutrons

• Electrons

• Atomic nucleus

What did Rutherford’s gold foil experiment prove?

• Atoms are indivisible.

• Electrons move in fixed orbits.

• Atoms have a small, dense nucleus.

• Protons have a negative charge.

What is the charge of an electron?

• Positive

• Negative

• Neutral

• No charge

What does an electron configuration show?

• The number of neutrons in an atom

• The arrangement of protons in an atom

• The weight of an atom

• The distribution of electrons in energy levels