TN Ready Review 7th Grade Science (Part 1)

The ability to rust is a

• Physical property

• Chemical property

Tags

NGSS.MS-PS1-2

The element sulfur smells like rotten eggs. This is an example of a

• Physical property

• Chemical property

The element iron is very magnetic. This is an example of a

• Physical property

• chemical property

Tags

NGSS.MS-PS2-3

A property of matter that can be measured or observed without changing the substance of which it is made, is an example of a

• Physical property

• Chemical property

The ability of Kool Aid to dissolve in water is an example of a

• Physical property

• Chemical property

What is a coefficient?

• The small number on the right of the chemical symbol.
• The large number in front of a chemical formula.
• The number in between the chemical symbols.
• The number behind a chemical formula.

Tags

NGSS.MS-PS1-5

What is the part of the chemical equation in green called? 
Fe + S --> FeS

• products
• reactants
• yield
• chemical formula

What is the little number after an element in a chemical equation called.
Example: H₂

• Coefficient 
• Subscript
• Atom
• Equation

What coefficient should be used to make the following equation balanced?
N₂+O₂--> _NO 

• 1
• 2
• 3
• 4

Tags

NGSS.MS-PS1-5

Element or compound?
H₂O

• element
• compound

Tags

NGSS.MS-PS1-1