Vocab Changes Chemical and Physical

Which of the following best describes matter?

• Anything that has weight but no volume
• Anything that can be seen with the naked eye
• Anything that has mass and occupies space
• Anything that exists in a gaseous state

Tags

NGSS.HS-PS1-7

A student observes ice melting into water. This represents what type of change?

• Chemical change
• Physical change
• Molecular restructuring
• Atomic transformation

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

In spectroscopy, what does the analysis of spectral lines reveal?

• The age of celestial bodies
• The specific elements present in the material
• The distance between planets
• The temperature of Earth's core

Tags

NGSS.HS-ESS1-2

NGSS.HS-PS4-3

What is the primary difference between weathering and erosion?

• Weathering involves movement of materials while erosion does not
• Erosion involves movement of materials while weathering breaks down rocks in place
• Weathering only occurs in cold climates while erosion occurs everywhere
• Erosion only affects mountains while weathering affects all surfaces

During sublimation, matter changes directly from:

• Liquid to gas
• Gas to solid
• Solid to gas
• Liquid to solid

Tags

NGSS.MS-PS1-4

What process occurs in stars that releases enormous amounts of energy?

• Sublimation
• Oxidation
• Fusion
• Crystallization

Tags

NGSS.HS-ESS1-1

NGSS.HS-ESS1-3

Which statement about molecules is correct?

• They are larger than atoms but smaller than cells
• They are always visible under a standard microscope
• They only exist in liquid substances
• They are the smallest unit of any element

Tags

NGSS.HS-LS1-6

What is the main function of ozone in the upper atmosphere?

• It creates acid rain
• It protects Earth from harmful radiation
• It causes global warming
• It produces oxygen for breathing

In the context of environmental science, what is solubility most relevant to?

• Air pollution monitoring
• Soil erosion rates
• Understanding how pollutants dissolve in water
• Measuring wind patterns

Tags

NGSS.HS-ESS2-5

10. What characterizes a chemical change?

• A temporary change in shape
• A change in temperature only
• Formation of new substances with different properties
• A change in size but not composition

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5