Matter Quiz

Heat can cause physical and chemical changes. A student is investigating the effects of heat on different substances. Which picture shows the student using correct practices for heating a substance in a test tube?

• Picture A

• Picture B

• Picture C

• Picture D

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Sodium chloride forms when the metal sodium and the nonmetal chlorine join chemically. What type of substance is sodium chloride?

• a compound

• an element

• a group

• an electron cloud

Tags

NGSS.MS-PS1-1

Most molecules that contain carbon are:

• gases

• organic elements

• inorganic compounds

• organic compounds

Which of the following determines an atom's identity?

• number of protons

• number of neutrons

• location of electrons

• location of protons

How does the modern atomic model describe the location of the electrons in an atom?

• within the nucleus

• in fixed orbits around the nucleus

• within an electron cloud

• inside and outside the nucleus

Which are the two main elements of Earth’s oceans?

• oxygen and nitrogen

• oxygen and hydrogen

• carbon and nitrogen

• carbon and hydrogen

Tags

NGSS.MS-PS1-1

Which chemical equation is properly balanced?

• 2FeO + 4C -> Fe + CO2

• SiI4 + 2Mg -> Si + 2MgI2

• 4Ba + S8 -> 2BaS

• 4HgO -> 4Hg + 3O2

Tags

NGSS.MS-PS1-5

What makes up the nucleus of a carbon atom?

• protons and neutrons

• protons and electrons

• electrons and neutrons

• only neutrons

Which substances are usually good conductors of heat and electricity?

• metals

• nonmetals

• metalloids

• noble gases

Which two elements are in the same group or family?

• fluorine and neon

• fluorine and chlorine

• chlorine and argon

• sulfur and chlorine