English Language · English
Which choice completes the text so that it conforms to the conventions of Standard English? When external forces are applied to common glass made from silicates, energy builds up around minuscule defects in the material, resulting in fractures. Recently, engineer Erkka Frankberg of Tampere University in Finland used the chemical ______ to make a glassy solid that can withstand higher strain than silicate glass can before fracturing.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1compound aluminum oxide✓
- 2compound, aluminum oxide,
- 3compound aluminum oxide,
- 4compound, aluminum oxide
Correct answer
compound aluminum oxide
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