Phy Science Vocab

What is the correct definition of: ductile?

What is the definition of the word 'allotrope'?

• Different molecular structures of the same element

• A type of chemical bond

• A method of separating mixtures

• A type of chemical reaction

What is the definition of: metal?

• A type of music with loud guitars and drums.

• Element that is shiny, malleable, ductile, and is a good conductor of heat and electricity

• A shiny rock that people wear as jewelry.

• A magical substance that can grant wishes when touched.

What is the definition of a metalloid?

• A type of metal that is liquid at room temperature

• A nonmetal that can conduct electricity

• A type of element that has properties of both metals and nonmetals

• A type of metal that is extremely resistant to heat

What is the definition of a radioactive element?

• An element that is stable and does not emit radiation

• An element that is used in nuclear power plants

• An element whose nucleus breaks down and emits particles and energy

• An element that can be seen in the dark due to its glow

What is the definition of transition elements?

• Elements that change their state from solid to liquid at room temperature

• Elements that are found in the middle of the periodic table

• Elements in groups 3 through 12 of the periodic table

• Elements that can transition between metallic and non-metallic properties

What is the definition of Alkaline Earth Metals?

• Group 2 on the periodic table, one of the most reactive groups

• They are a group of metals that are highly reactive and rarely found in nature

• They are a group of metals that are highly resistant to corrosion

• They are a group of metals that are highly dense and have high melting points

What is the definition of Lanthanides?

• Elements 57-71, following the element lanthanum

• A type of rare earth metal

• A class of non-metallic elements

• A group of transition metals

What is the definition of nonmetal?

• A type of metal that is non-reactive

• An element that has no properties of a metal, usually liquid or gas at room temperature. Solid versions are brittle, powdery, and are poor conductors

• A metal that is not considered a pure metal

• A metal that does not conduct electricity

What is the definition of Noble Gases?

• They are gases that are found in the noble class of the periodic table

• They are the most stable nonmetal elements on the periodic table (Group 18)

• They are gases that are found in the lowermost part of the atmosphere

• They are gases that are found in the uppermost part of the atmosphere