Measuring time by the Sun, the Moon and the Stars. As the sun moves across the sky, shadows change in direction and length, so a simple sundial can measure the length of a day. It was quickly noticed that the length of the day varies at different times of the year.
PhoneClean is a software thatâs used to not only rid your iPhone of unnecessary clutter that may be slowing your device down but also does it in a safe and secure manner so you will never have to work about having your privacy invaded.
Report Abuse. Google Chrome is extremely safe to download! I use it on every device I have! Google Chrome is awesome because it lacks all of the add-ons Internet Explorer retains which means that there are less security flaws for your information to be exposed to!eport Abuse. Google Chrome is extremely safe to download! I use it on every device I have! Google Chrome is awesome because it lacks all of the add-ons Internet Explorer retains which means that there are less security flaws for your information to be exposed to!