Matter and Atoms

The diagram below shows the motion of some aluminum atoms before and after a phase change. What phase change has occurred?

• CONDENSATION

• MELTING

• VAPORIZATION

• FREEZING

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-5

What is the phase that goes directly from a solid to a gas?

• SUBLIMATION

• DESPOSITON

• FREEZING

• MELTING

Tags

NGSS.MS-PS1-4

What is the negatively charged particle that is found in energy levels or the cloud surrounding the nucleus?

• NEUTRON

• PROTON

• ELECTRON

• MEGATRON

The number of electrons in a balanced or neutrally charged atom is the same as the ___________________.

• ISOTOPE

• ATOMIC NUMBER

• ATOMIC MASS

• ATOMIC WEIGHT

Tags

NGSS.MS-PS1-1

Which model above most closely represents a state of matter where particles are densely packed and would only vibrate?

• GAS

• SOLID

• PLASMA

• LIQUID

Tags

NGSS.MS-PS1-4

This model most closely represents an ionized gas (charged particles)?

• SOLID

• LIQUID

• PLASMA

• GAS

Tags

NGSS.MS-PS1-4

The average distance between molecules always increases during which of the following phase changes.

• LIQUID TO GAS

• SOLID TO GAS

• LIQUID TO SOLID

• GAS TO PLASMA

Tags

NGSS.MS-PS1-4

Rank the states of matter from weakest to strongest in terms of intermolecular forces (bonding energy)

• GAS, SOLID, LIQUID

• GAS, LIQUID, SOLID

• SOLID, LIQUID, GAS

• SOLID, GAS, LIQUID

Charlie works in a steel mill. Scraps of recyclable metal come in and are melted down. This melted metal is then poured into forms and allowed to harden into steel beams used to build skyscrapers. Which of the following describes the changes in state of matter that the metal goes through in the steel mill?

• LIQUID TO SOLID TO GAS

• SOLID TO LIQUID TO GAS

• SOLID TO LIQUID TO SOLID

• SOLID TO GAS TO SOLID

Tags

NGSS.MS-PS1-4

Which model is the far right most closely representing?

• PLASMA

• GAS

• SOLID

• LIQUID

Tags

NGSS.MS-PS1-4