Main Idea Madness
What is the main idea?
“Teens spend an average of 7 hours a day on screens, which affects sleep and focus.”
Excessive screen time negatively affects teens.
What can you infer?
"She slammed her locker and avoided eye contact."
She is upset/angry
What is the author’s purpose?
“Students should limit social media use for better mental health.”
Persuade
What is this?
"Schools should start later."
Claim
“The noise was disruptive.”
Disruptive means?
distracting / interrupting
What is this, main idea vs detail?
"Some teens check phones 100+ times a day"
Detail
What makes an inference STRONG?
Text evidence + background knowledge
What is the tone:
“The devastating effects of cyberbullying continue to rise.”
Serious / concerned
What is this?
“Studies show students perform better with more sleep.”
Evidence
What does the word preview mean?
To see before
Why is this a weak main idea?
"This text is about phones."
Too vague/ not specific enough
Which is better evidence for: “He was nervous”
A. “He spoke loudly”
B. “His hands were shaking”
B. “His hands were shaking”
Why does the author include statistics?
To strengthen credibility / support argument (logos)
What is wrong with this evidence?
“I think it’s better.”
Opinion, not evidence
“The results were unpredictable due to inconsistent data.”
Use morphemes to break down unpredictable
un- = not
predict = guess before
-able = able to
Choose the BEST main idea:
A. Phones are popular
B. Phones can harm teen health
C. Teens like apps
B. Phones can harm teen health
Why is this weak reasoning?
“This shows he is sad because it says so.”
Doesn’t explain HOW evidence proves claim
What is the author’s purpose AND how do you know?
“Experts warn that excessive screen time is harmful.”
Purpose = Inform/Warn
Evidence = use of expert opinion
Which is STRONGEST evidence?
A. “Some people agree”
B. “A study found test scores improved by 20%”
B. “A study found test scores improved by 20%”
Using context clues, what does validity most likely mean?
“The scientist carefully examined the data to determine its validity.”
Accuracy / truth / correctness
What is the main idea AND what evidence supports it?
“Many teens report anxiety linked to social media. Experts suggest limiting screen time.”
Main idea = social media impacts mental health
Evidence = teens report anxiety / experts suggest limits
What can you infer AND what evidence supports it?
“He reread the message three times before responding.”
Inference: He is unsure/nervous
Evidence: rereading multiple times
How does the author’s WORD CHOICE impact tone?
“The crisis is growing rapidly.”
Creates urgency/concern → impacts reader emotionally
Why is reasoning IMPORTANT?
Explains how evidence proves the claim (connects thinking)
What does reluctant mean AND what context clue helped you?
“The student was reluctant to answer the question, pausing and looking down instead of speaking.”
Hesitant / unsure
Clue = “pausing and looking down instead of speaking”