A scientist who specializes in the branch of astronomy concerned with the physical nature of stars and other celestial bodies.
Astrophysicist
In a situation where there is a threat of loss or harm
At risk
The act of looking through information on the internet using a web browser
Browsing
To enter information into a computer using a keyboard.
Key in
A high-capacity transmission technique that allows for high-speed internet access.
Broadband
A faculty by which the body perceives an external stimulus (such as sight, smell, or hearing), or a specialized function of a machine to detect physical properties.
Sense
To reply to a message or react to a command.
Respond to
Files (like photos or documents) sent along with an email message.
Attachments
To appear or occur unexpectedly
Come up
The main screen area of a computer operating system, or a computer designed for use at a permanent desk.
Desktop
The curved path of a celestial object or spacecraft around a star, planet, or moon.
Orbit
To look at something for a long time
Stare at
The screen or visual interface where information is shown to the user.
Display
To obtain or find something
Get hold of
The primary storage device in a computer used to store and retrieve digital information.
Hard drive
Concerned with or seeking to promote human welfare; characterized by helping people and reducing suffering.
Humanitarian
To cause something to happen
Result in
A saved link to a website address for quick access later.
Bookmark
To remain alert for potential dangers
Watch out for
A device that combines headphones and a microphone, used for communication.
Headset
An instance of one moving object or person striking violently against another.
Collision
To be provided with necessary features
Equipped with
Replacing software or hardware with a newer or better version.
Upgrading
To speak more loudly, common in video calls when there is a bad connection.
Speak up
Telecommunications in which electromagnetic waves carry the signal rather than cables.
Wireless