Matter, Acids and Bases, and Water Properties STAAR Practice

Quiz
•
Science
•
8th Grade
•
Medium
+4
Standards-aligned
Erick Castillo
Used 17+ times
FREE Resource
31 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
What property of water allows insects to walk on its surface?
Adhesion
Cohesion
Surface tension
Viscosity
Tags
NGSS.MS-PS2-5
2.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
How does cohesion contribute to the formation of water droplets?
It causes water molecules to repel each other
It allows water molecules to stick to other surfaces
It causes water molecules to stick together
It decreases the surface tension of water
Tags
NGSS.MS-ESS2-4
3.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Which of the following is a characteristic of a heterogeneous mixture?
Uniform composition throughout
Components are not visibly distinguishable
Components are visibly distinguishable
Cannot be separated by physical means
4.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
What is the pH range of acids?
0 to 7
7 to 14
Exactly 7
7 to 10
5.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Which of the following statements is true about bases?
They have a pH less than 7
They turn red litmus paper blue
They are sour in taste
They are non-reactive with acids
6.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
How does adhesion affect the transport of water in plants?
It prevents water from moving upward
It allows water to stick to plant tissues
It causes water to evaporate quickly
It decreases the water's surface tension
7.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Which of the following best explains why water has a high surface tension?
Strong adhesive forces between water molecules
Strong cohesive forces between water molecules
Weak cohesive forces between water molecules
Weak adhesive forces between water molecules
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