States of matter

Assessment

ninja coder

Chemistry

Grade9

10 Plays

100 Participants

Worksheet

10 Qs

1.
Multiple Choice
1 pts•30 s
Identify the state of matter with a definite shape and definite volume.
Answer choices
Gas
Liquid
Solid
Plasma
2.
Multiple Choice
1 pts•30 s
Explain why liquids can flow but solids cannot.
Answer choices
Solids have stronger intermolecular forces
Liquids have a fixed shape
Solids have no intermolecular spaces
Liquids have no intermolecular forces
3.
Multiple Choice
1 pts•30 s
Describe the state of matter in which particles are highly energized and ionized.
Answer choices
Solid
Liquid
Gas
Plasma
4.
Multiple Choice
1 pts•30 s
Name the process by which a liquid changes into a gas at its surface.
Answer choices
Melting
Evaporation
Freezing
Condensation
5.
Multiple Choice
1 pts•30 s
Clarify why gases are highly compressible compared to solids and liquids.
Answer choices
Gases have tightly packed particles
Gases have large intermolecular spaces
Gases have a definite shape
Gases have strong intermolecular forces
6.
Multiple Choice
1 pts•30 s
Point out the state of matter that takes the shape of its container but has a definite volume.
Answer choices
Solid
Liquid
Gas
Plasma
7.
Multiple Choice
1 pts•30 s
Indicate the process by which a solid changes directly into a gas without passing through the liquid state.
Answer choices
Evaporation
Sublimation
Condensation
Melting
8.
Multiple Choice
1 pts•30 s
State the effect of increasing temperature on the particles of a solid.
Answer choices
Particles move slower
Particles vibrate more rapidly
Particles stop moving
Particles become tightly packed
9.
Multiple Choice
1 pts•30 s
Describe the change in intermolecular forces when a liquid freezes into a solid.
Answer choices
Intermolecular forces weaken
Intermolecular forces strengthen
Intermolecular forces disappear
Intermolecular forces remain unchanged
10.
Multiple Choice
1 pts•30 s
Explain why evaporation causes a cooling effect.
Answer choices
High-energy particles absorb heat
High-energy particles escape, lowering average energy
Low-energy particles escape
Heat is released during evaporation