Skip to main content

𝐇𝐨𝐰 𝐓𝐨 𝐌𝐚𝐤𝐞 𝐄𝐚𝐫𝐭𝐡𝐪𝐮𝐚𝐤𝐞 𝐀𝐥𝐚𝐫𝐦 𝐖𝐨𝐫𝐤𝐢𝐧𝐠 𝐌𝐨𝐝𝐞𝐥

 

Hello guys! during a pandemic like this, it doesn't mean we are prevented from being creative. In the video above, I show How To Make Earthquake Alarm Working Model to fill your spare time. Listen carefully to the steps, okay, enjoy!



Tools and Materials    :

- 3  piece of cardboard; 9x9 cm; 7x2,5 cm; 4x2,5 cm

- 9V Battery

- 9V Battery Clip Connector

- On/Off Switch

- Buzzer

- Copper Wire

-  Nut Bolt

- Safety Pin

- Hot Glue


Steps                      :     

1.  Glue the cardboard in a standing position

2. Make a hole in the cardboard size 4x2,5 cm

3. Glue the safety pin in the middle of the cardbaord that stands

4. Cut the copper wire and take a piece from it

5. Secure it using a hot glue

6. Connect the wire to the nut bolt, make sure is tight

7. Connect the cable of On/Off Switch with 9V Battery Clip Connector and Buzzer

8. Connect the mains circuit with 9V Battery

9. Earthquake alarm has been set, try shaking the cardboard and there will be an alarm sound

Comments

Post a Comment

Popular posts from this blog

Novel Review

  The Midnight Library Group 4- XII Science 7 Alden Mufti        (02) Anindia Nazla     (03) Avila Hasna          (07) https://www.canva.com/design/DAE1YEJ-WZI/qVbp7n2EWe_XrA0tPmsqZA/view?utm_content=DAE1YEJ-WZI&utm_campaign=designshare&utm_medium=link2&utm_source=sharebutton
Post a Comment
Read more

ꜱᴄʜᴏᴏʟ ʜᴏʟɪᴅᴀʏ!

Hello everyone! it’s been a long time because of school days off. By the way, happy new year! So i want to tell you about my last holiday. Maybe nothing seems very special from my holiday, but I enjoyed it so well. All started from 20th of December. My friends and I from junior high school went to Dunia Fantasi (Dufan). We gathered at JHS 5 Bandung at 6 in the morning. Then we headed to Jakarta by car and arrived there at around 10 a.m. When we arrived, we had to wait a few minutes until the gate opened. After waiting ten minutes, we finally entered Dufan. Without waiting too long, we immediately rode the attraction in front of us namely “ontang-anting”. Actually this is not too extreme, but it will make us dizzy because we spin continuously for 3 minutes.  We spent half the day there. I thought it would be better if we came there on a weekday, because the queue would be less and also because it was Friday, so we cut Friday prayer time. But we really enj...
Post a Comment
Read more