2nd Grade
Week 5 / Topic What is Sound?
Pages 30 and 31
Days 1 & 2 / Topic Turn the Volume Down
Pages 32 and 33
Day 3 & 4 / Topic Problem & Solution
Pages 34-35
Day 5
ELD Focus
Prepositions / Vocabulary – sound, vibrates, vibrations,
FUNCTIONS -5.10,-Describe actions,5.12-describe location of objects in space and 5.21-Describe / Vocabulary – volume, vibrates, decibels
Actions: when, how, where
Beginning
Location-on, off, in, out
Direction-up, down / Orally describe in complete sentences
“Sound is made when something vibrates. It is invisible to us.”
Demo. – a jump rope any rope sideways on the floor to mimic sound / Borrow headphones from computers to illustrate the softening of sounds.
Or
Cup or uncup ears in the room to music
Orally make comparisons – a birds song is soft / Use Critical Thinking page 35 to generate discussions or chart high sound low sounds=5.18 Make and report observaations
Early
Intermediate
Location – inside, outside ,above ,below, unde
r
Direction –over, under ,around ,into
Time – before ,after / A loud sound has large waves and soft sounds have small waves of sound.
Volume describes how loud sound is.
Draw a picture of Ear and Eardrum sound waves, page 30
Pitch describes how high or low a sound is. / Compared to a fire trucks siren and vibrates less.
When you turn up the volume on a TV or CD the sound gets louder.
When you turn down the volume the sound gets quieter. / Bring in instruments or make instruments to illustrate high and low pitch=5.14 Compare and Contrast actions
Intermediate
Location-on the left/rt., in the middle of, underneath, in front of, in back of, near, between
Direction-to, from, toward, into, out of, through, across, by, past, to the left/rt.
Time-after, before,certain time day or week / When a sound is low, vibrations are slow- like the moo of a cow or the whisper voice.
When a sound is high the vibrations move faster through the air. The meow of a cat is a high pitch or a scream. / Outside sounds can seem less loud than when they are heard inside.
In the middle of the headphones are padded extra material to soften sound waves.
Copy the Chart on page 33
Explain why it is important to protect our ears in complete sentences / Use page 34 to write the Problem and Solution Sentences=5.7 Write solutions
Introduce Sign Language and have students practice communicating this way.
5.1 Greet, introduce and share personal information in Sign language
Early Advanced
Advanced
Verb – preposition combinations –belong to, wait for, agree with, along with answer to along, among
Specialized prepositions-until, since ,for ,against ,onto ,except
Time-during ,while, to from / Have students try to draw high pitch and low pitch sounds.
Describe echolocation of bats/whales and dolphins and draw a diagram to explain to the students. / We need our ears to hear______
Too many loud vibrations will hurt our eardrums. Sometimes it can break an eardrum causing pain along with and bleeding. Since an eardrum cannot be repaired you need to be careful. Scientists agree with parents that loud music can permanently damage your ears. If you are deaf you will need to learn sign language.
TALKING CARDS for Oral Practice
A B
1. What is sound? 1. Sound is made when something vibrates.
2. When you snap a string 2. the snap vibrates.
3. What does the eardrum hear? 3. The eardrum hears the sound and vibrates.
4. When the sound is loud 4. the vibrations are big.
5. When the sound is soft 5. the vibrations are small.
6. What does volume mean? 6. Volume means how loud a sound is.
7. What does pitch describe? 7. Pitch means how high or low a sound is
8. The moo of a cow has 8. a low pitch.
9. The meow of a cat has 9. a high pitch.
10. Thunder is 10. a loud sound
11. A whisper is 11. a soft sound.
12. The jet engine is 12. the loudest sound at 130 decibles.
13. leaves moving on a tree 13. is the softest sound at 0 decibels
14. Normal talking is 14 50-60 decimals