Vocabulary — Verbs in Science & Technology

"He experimented with different materials before utilising the most suitable one."

ما معنى experiment with؟ وكيف يختلف عن test؟

"The engineer pressed a button and lights started flashing."

ما معنى flashing في هذه الجملة؟ وما الفرق بينه وبين shining؟

"When she pulled the large lever, the wheel began to rotate."

ما الفرق بين pull وpush؟ وما معنى rotate؟

"The vet dissected the animal and extracted its organs."

ما معنى dissect وextract؟ وما الفرق بينهما؟

"After analysing the problem, she concluded that there was a flaw in the theory."

ما معنى flaw؟ وما الفرق بين analyse وconclude؟