Trace Evidence: Glass & Paint Extra Credit Quizizz

Which type of glass contains added compounds to increase the strength of the glass and to insure stability in high temperatures?

• Crystal glass

• Borosilicate glass

• Density glass

• Laminated glass

Tags

NGSS.HS-PS2-6

Glass in a window is typically how thick?

• 3 mm

• 5 mm

• 10 mm

• 19 mm

A glass door is typically how thick?

• 3 mm

• 5 mm

• 10 mm

• 19 mm

Which component of paint provides color?

• Binders

• Pigments

• Extenders

• Solvents

Which of the following is NOT a characteristic of paint which can be visualized through a microscope?

• Filters

• Finish

• Paint

• Color

Qualitative methods are useful for making an estimate of __________.

• Florescent fragments

• Polarized filters

• Refractive index value

• Contrast of particles

Glass forms which of the following when it breaks?

• Smooth and concentric cracks

• Radial and concentric cracks

• Refractive and analytic cracks

• Rough and ridged cracks

The change in speed and direction of light is called __________.

• Radical

• Radiation

• Refraction

• Reflection

Tags

NGSS.MS-PS4-2

Forensic analysts established a more precise method for determining the exact refractive index of glass fragments known as which of the following?

• Hot sterile method

• Hot stage method

• Hot specimen method

• Hot spiral method

When conducting infrared spectroscopy, what tool is best for visualization and selecting an area of interest?

• Micro-roller

• Becke-line

• Microscope

• Polarizing filters