Tugas Tik Kelas 7

jawaban A cukup jelas

The correct answer is Internet. The given description states that the computer network is interconnected worldwide without territorial, legal, and cultural boundaries, which perfectly defines the concept of the Internet. The Internet is a global network that allows communication and sharing of information between computers and users across the globe. It is not limited by geographical or cultural barriers, making it a universal network.

ada 2 frekuensi gelombang yang digunakan telepon seluler yaitu GSM dan CDMA

cukup jelas

In the beginning, computers were primarily used as calculating machines. They were designed to perform complex mathematical calculations quickly and accurately. This early use of computers as calculating devices laid the foundation for their development into the powerful and versatile machines we use today.

jawaban yang benar adalah A short message

kata penggunaan berarti alat yang dipakai

Receiver atau penerima berfungsi sebagai pengubah arus listrik menjadi suara

sudah jelas

The correct answer is "fosfor". Phosphor is a substance that emits light when it is exposed to electrons. In a television screen, phosphor is coated on the inside of the screen and when electrons from the electron gun hit the phosphor, it emits light, creating the images that we see on the TV screen.