Science STAAR Category Two

Science STAAR Category Two

6th - 8th Grade

23 Qs

quiz-placeholder

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Science STAAR Category Two

Science STAAR Category Two

Assessment

Quiz

Chemistry

6th - 8th Grade

Practice Problem

Hard

NGSS
MS-PS1-2, HS-PS1-1, MS-PS1-1

+4

Standards-aligned

Created by

Charles Martinez

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23 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Henry is investigating the properties of elements in section A. What are the general characteristics of elements from section A?

conducts heat and electricity, shiny, and solid

mostly gases and are very reactive

share properties of metals and nonmetals

liquids that are stable in pure form

Tags

NGSS.HS-PS1-1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Some elements have properties of metals and nonmetals, which make them useful in electronic devices. Where can these elements be found? 

section A 
section B
section C
section D 

Tags

NGSS.HS-PS1-1

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Transition metals are malleable and are found in section B. What is another property of metals in section B? 

conducts heat
liquid state of matter
highly reactive and never found as a pure element 
poor conductors of electricity 

Tags

NGSS.HS-PS1-1

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Which two sections of elements are mostly likely to react and form chemical bonds with one another? 

section A and section B 
section B and section C 
section C and section D 
section D and section A 

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

CH4 +2O2  →  CO2 +2H2
How many different elements are involved in this reaction? 

two 
three 
four
five

Tags

NGSS.MS-PS1-1

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

CH4 +2O2  →  CO2 +2H2
How many atoms are there on the left side of the equation compared to the right side? 

The left side has more atoms than the right side. 
The right side has more atoms than the left side. 
The left and right side have the same number of atoms. 
It is impossible to know because it depends on the reaction speed. 

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

CH4 +2O2  →  CO2 +2H2O
How many atoms of hydrogen are involved in this reaction? Record you answer below. 

6
10
4
2

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

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