Difficulty: Medium

Average Score: 61%

A fourth-grade teacher introduces the prefix kilo because students will encounter words like “kilogram” and “kilometer” in science and math.

Which best identifies the teacher's primary objective?

Rationale

To reinforce student learning of segmenting and blending phonemes in words.

The teacher's primary objective is to enhance students' phonemic awareness, which is crucial for their reading and language development, especially as they encounter new vocabulary in science and math.

A (To reinforce student learning of segmenting and blending phonemes in words) CORRECT

This choice accurately reflects the teacher's goal, as introducing the prefix "kilo" helps students understand how to break down and manipulate sounds in related words like "kilogram" and "kilometer," thereby strengthening their phonemic skills.

B (To have students develop skill in manipulating syllables in easily decodable words) YOUR ANSWER

While manipulating syllables is important, the focus of introducing "kilo" is more on phonemes than on syllables. The words in question are not particularly "easily decodable" but rather introduce specific prefixes that require phonemic understanding.

C (To allow students to practice isolating sound elements in phonetically irregular vocabulary) YOUR ANSWER

This choice does not align with the objective, as "kilogram" and "kilometer" are phonetically regular words. The aim is not to isolate elements from irregular vocabulary but to build familiarity with a common prefix that aids in understanding related concepts.

D (To help students apply knowledge of onset and rime to recognize common chunks in words) YOUR ANSWER

Although recognizing onset and rime is a key aspect of phonics instruction, the objective of introducing the prefix "kilo" is specifically focused on phonemes, rather than the broader application of onset and rime in word recognition.

Conclusion

The teacher's main goal is to reinforce phonemic awareness through the introduction of the prefix "kilo," enabling students to segment and blend sounds in relevant vocabulary. This foundational skill is essential for their future academic success in subjects that utilize these terms, making phonemic instruction a priority.

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