# Physical effects and phenomena

> Directory of physical effects and phenomena

Canonical page: [https://chrome-stats.com/d/com.do\_apps.catalog\_618](https://chrome-stats.com/d/com.do_apps.catalog_618)

## Overview

- **ID:** `com.do_apps.catalog_618`
- **Platform:** Android
- **Type:** Android app
- **Status:** Removed
- **Publisher:** Svetlana Sidorova
- **Category:** BOOKS\_AND\_REFERENCE
- **Downloads:** 54,792
- **Rating:** 4.74 / 5 (237 ratings)
- **Version:** 82.3.08
- **Last updated:** 2024-02-03
- **First published:** 2016-07-21
- **Publisher country:** RU
- **Size:** 7.49 MB
- **Data as of:** 2026-03-07
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.do_apps.catalog_618)
- **Website:** [http://path-knowledge.com/](http://path-knowledge.com/)
- **Privacy policy:** [http://path-knowledge.com/privacy\_policy/0618.html](http://path-knowledge.com/privacy_policy/0618.html)

## Description

Discover an extensive directory of physical effects and phenomena with this Chrome extension. It serves as a handy annex that contains detailed descriptions of various physical principles, effects, and natural phenomena. Whether you're a student, educator, or curious learner, this tool offers easy access to fundamental physics concepts all in one place, making it convenient to study or reference specific effects quickly.

The extension aims to provide clear and concise information about a wide range of physical phenomena, helping users deepen their understanding of how the physical world operates. Its straightforward design focuses on educational value and practical use, making complex scientific ideas accessible and organized for everyday learning and exploration.

## Permissions and access

### Permissions

- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.FOREGROUND_SERVICE`
- `android.permission.INTERNET`
- `com.android.vending.BILLING`
- `com.do_apps.catalog_618.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`

## Similar extensions and apps

- [Physical laws](https://chrome-stats.com/d/com.do_apps.catalog_617) — 498,432 users, 4.66 / 5
- [Physical quantities](https://chrome-stats.com/d/com.do_apps.catalog_74) — 45,538 users
- [Physical chemistry](https://chrome-stats.com/d/com.do_apps.catalog_330) — 158,393 users, 4.72 / 5
- [Thermodynamics](https://chrome-stats.com/d/com.do_apps.catalog_291) — 87,579 users, 4.75 / 5
- [Particle physics](https://chrome-stats.com/d/com.do_apps.catalog_853) — 69,481 users, 4.58 / 5
- [Physical cosmology](https://chrome-stats.com/d/com.do_apps.catalog_840) — 72,838 users, 4.31 / 5
- [Wave physics](https://chrome-stats.com/d/com.do_apps.catalog_288) — 41,449 users, 4.74 / 5
- [Material properties](https://chrome-stats.com/d/com.do_apps.catalog_259) — 18,610 users
- [Chemical elements](https://chrome-stats.com/d/com.do_apps.catalog_30) — 185,288 users, 4.35 / 5
- [Physical geography](https://chrome-stats.com/d/com.do_apps.catalog_932) — 207,508 users, 4.52 / 5
- [Theoretical mechanics](https://chrome-stats.com/d/com.do_apps.catalog_282) — 66,444 users, 4.67 / 5
- [Nuclear physics](https://chrome-stats.com/d/com.do_apps.catalog_827) — 70,815 users, 4.71 / 5

---

Source: [Chrome-Stats](https://chrome-stats.com/d/com.do_apps.catalog_618)