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5th-grade-vocabulary-words

English Vocabulary · Grade 5 Live Review Preview

5th Grade Vocabulary Words

Fifth-grade readers use increasingly precise vocabulary to compare sources, explain evidence, interpret literature, and learn independently across science, mathematics, and social studies. The curriculum emphasizes context clues, meaningful word parts, parts of speech, and language that strengthens both discussion and writing.

This independently authored 500-word beta curriculum is arranged in twenty pages of twenty-five words each. Words 1–300 include five cloze questions per page; words 301–500 remain fully visible and editable as list pages while the expanded practice layer is developed. References calibrated level and coverage only; all learner-facing definitions and sample sentences are original KSSR copy.

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500 words
Words 351–375 of 500
#WordPattern / part of speechMeaningSample sentence
351massnounGrade 5 science word1. ម៉ាស 2. អភិបូជា​ (កាតូលិក​)The balance measures the rock's mass in grams.
352volumenounGrade 5 science word1. មាឌ 2. កម្រិត​សំឡេង 3. កម្រិត​សម្លេងWe found the box's volume by multiplying its length, width, and height.
353densitynounGrade 5 science wordដង់ស៊ីតេOil floats because its density is lower than water's.
354energynounGrade 5 science wordថាមពលFood provides energy for the body.
355forcenounGrade 5 science word1. កម្លាំង​ទាញ 2. បង្ខំThe force of the kick sent the ball across the field.
356motionnounGrade 5 science wordចលនាThe camera recorded the cart's motion down the ramp.
357frictionnounGrade 5 science wordការរង្កៀសចិត្តគ្នាFriction between the tires and road helps the bicycle stop.
358magnetismnounGrade 5 science wordមេដែកMagnetism pulled the iron paper clips toward the bar.
359electricitynounGrade 5 science word1. ភ្លើង 2. អគ្គិសនី 3. ហ្វៃហ្វាThe wind turbine generates electricity.
360circuitnounGrade 5 science wordសៀគ្វីThe bulb lights when the circuit is closed.
361conductornounGrade 5 science wordអង្គធាតុចម្លងCopper is a good conductor of electricity.
362insulatornounGrade 5 science wordអ៊ីសូឡង់Rubber is an insulator used around electric wires.
363reflectionnounGrade 5 science wordការឆ្លុះបញ្ចាំងThe mirror formed an image through reflection.
364refractionnounGrade 5 science wordចំណាំងបែរRefraction makes the straw appear bent in water.
365vibrationnounGrade 5 science wordរំញ័រThe string's vibration produces a musical sound.
366frequencynounGrade 5 science wordប្រេកង់A higher sound frequency produces a higher pitch.
367wavelengthnounGrade 5 science word1. ជំហានរលក 2. ប្រវែងរលក 3. ប្រវែង​រលកRed light has a longer wavelength than violet light.
368spectrumnounGrade 5 science wordវិសាល​គមA prism separates white light into a spectrum.
369transparentadjectiveGrade 5 science wordថ្លាThe transparent glass revealed the fish inside the tank.
370translucentadjectiveGrade 5 science wordល្អក់The translucent curtain softened the sunlight.
371opaqueadjectiveGrade 5 science wordស្រអាប់The opaque wall blocked all light from the next room.
372solidnounGrade 5 science word1. អង្គធាតុរឹង 2. តាន់Ice is the solid form of water.
373liquidnounGrade 5 science word1. វត្ថុ​រាវ 2. សូរលំហូរ/សូរបង្ហូរA liquid takes the shape of its container.
374statenounGrade 5 science word1. រដ្ឋ 2. ស្ថាន​​ភាពHeating can change water from a liquid state to a gas.
375evaporationnounGrade 5 science wordរំហួតទឹកEvaporation slowly dried the puddle.

Vocabulary chart page

This page focuses on the word chart. Reading passages appear once in each three-page group, while cloze quizzes remain in the established enhanced range for this level.

Sources and curriculum references

These references guide selection and calibration. Definitions, sample sentences, readings, questions, and teaching notes are independently written and reviewed.