Dinda Astria Prastiwi

 

Name : Dinda Astria Prastiwi (9) Class : XII IPS 4 A cell phone is a great gadget in this modern world. What is a cell phone? A cell phone is actually a radio in certain way. Like a radio, by a cell phone we can communicate to other people in real time. Million people use cell phone for their communication. Even nowadays, people use cell phones to communicate in voice, written and data. Alexander Graham Bell is the person who make great change in the way people communicate to each other. He invented a telephone in 1876. While wireless radio was formally known in 18994 presented by Guglielmo Marconi. By these two technologies, then a cell phone was born. However do you know how actually cell phones work? This short explanation on how a cell phone work is really wonderful. A cell phone or in long term “cellular telephone’ works by transmitting signals of radio to towers of cellular. The towers are networked to a central switching station. The connection usually uses wire, fiber optic-cab...

 Name : Dinda Astria Prastiwi (9) Class : XII IPS 4 Choose the right passive voice form! 1. Mommy cleans the room every day ?  A. The room was clean by mommy every day B. The room is clean by mommy every day C. The room is cleaned by mommy every day D. Mommy is cleaned the room every day E. The room was being cleaned by mommy every day 2. My uncle fixed the toy yesterday. The passive voice of the sentence is  ? A. My uncle was fixed the toy yesterday B. The toy was fixed by my uncle yesterday C. The toy was fix by my uncle yesterday D. My uncle was being fixed the toy yesterday E. The toy had been fixed by my uncle yesterday 3. Joe has taken a Mandarin course ? A. Joe has been taken a Mandarin course B. A Mandarin course taken by Joe C. A Mandarin course has been taken by Joe D. Mandarin courses have taken by Joe E. Mandarin course will be taken by Joe 4. In the 1920’s, this TV ? A. is manufactured B. was manufactured C. will be manufactured D. is going to manufactured E....

Name : Dinda Astria Prastiwi (9) Kelas : XII IPS 4 Latihan Soal :  1. The following things can be recycled, EXCEPT... A. Precious metals B. Broken glass C. Old newspapers D. Plastic spoons E. Fresh vegetables and fruits 2. Which of the following is NOT the benefit of recycling? A. It costs much money for the process of recycling B. It costs less to make new products  C. It requies less energy D. It can reduce pollution E. It reduces the demand for high-pollution alternatives 3. What is the third step of recycling paper products? A. Collect and search for contaminants such a plastic bags and aluminium foll B. Mix the paper with hot water in a blender which turns it into pulp C. Screen and filter the pulp to remove smaller contaminants D. Put the pulp to a large vat to separate the ink form the paper fibres E. Mix the pulp with new wood fibres to be made into paper again 4. We can make us of the ink after being separated form the paper fibres by doing the followings, E...

 

 Name : Dinda Astria Prastiwi (9) Class : XII IPS 4 Practise 1 : ( hal. 15 ) ( hal. 17 )   Caption :  August 17th is Indonesia's independence day. Many people enliven the event by doing various competitions, one of which is the tug of war competition.