SC8 Prep Quiz II

What is the smallest unit of an element that still retains the properties of that element?

• Molecule

• Compound

• Atom

• Ion

Where do electrons primarily reside in an atom?

• In the nucleus

• Orbiting around the nucleus

• Inside protons

• Within neutrons

Which of the following is not a type of particle found in an atom?

• Proton

• Neutron

• Electron

• Positron

What defines a compound?

• A single type of atom

• A mixture of different elements

• Two or more atoms chemically combined

• Atoms physically mixed but not chemically combined

Which type of mixture has uniform composition throughout?

• Heterogeneous

• Homogeneous

• Compound

• Element

What kind of change involves breaking and making new chemical bonds?

• Physical Change

• Chemical change

• State change

• Mass change

In the periodic table, what do elements in the same vertical column share?

• Atomic mass

• Periodic table

• Similar properties

• Number of neutrons

Water acts as a _____ by dissolving minerals and gases.

• Precipitate

• Solvent

• Solute

• Catalyst

What phenomenon causes colder, nutrient-rich waters to rise up in oceans?

• Salinity

• Condensation

• Upwelling

• Precipitation

Which rock type is made from the cooling of molten materials?

• Igneous

• Metamorphic

• Sedimentary

• Basaltic