Academic Excellence Flashcards

A student reads 3 books every 2 weeks. How many books will she read in 5 months (approximately 20 weeks)?

Answer: 30

In 20 weeks, at 3 books per 2 weeks, she reads (20/2) × 3 = 30 books.

Which literary device is used in the phrase 'The thunder grumbled like an old man waking from a nap'?

Answer: Simile

A simile makes a comparison using 'like' or 'as'; here thunder is compared to an old man using 'like.'

A rectangle has a perimeter of 36 cm. If its length is twice its width, what is the area?

Answer: 72 cm²

If width = w and length = 2w, then 2(w + 2w) = 36, so w = 6 cm and area = 6 × 12 = 72 cm².

In which field of science would you study the properties of light and its interaction with matter?

Answer: Optics (Physics)

Optics is the branch of physics that studies light behavior, including reflection, refraction, and absorption.

Which word is the antonym of 'ambiguous'?

Answer: Unequivocal

Unequivocal means perfectly clear with no possibility of misunderstanding, the direct opposite of ambiguous.

If a train travels 240 miles in 4 hours, how long will it take to travel 390 miles at the same speed?

Answer: 6.5 hours

Speed = 240/4 = 60 mph; time for 390 miles = 390/60 = 6.5 hours.

Which ancient civilization is credited with developing the first known writing system, called cuneiform?

Answer: Sumerians

The Sumerians of Mesopotamia developed cuneiform around 3200 BCE, making it one of the earliest writing systems.