Answer:
When you want to take a photograph with a film camera, you have to press a button. This operates a mechanism called the shutter, which makes a hole (the aperture) open briefly at the front of the camera, allowing light to enter through the lens (a thick piece of glass or plastic mounted on the front).
Explanation:
The correct answer is bipolar disorder.
This type of a disorder is characterized by rapid change of moods - one day, a person might feel depressed and very sad, and the other, they might be experiencing extremely elevated moods. This is what happened to Marco in the case above - so he might need to start seeing a therapist or taking medicine.
Answer:
triangular trade
Explanation:
For the British slave traders it was a three-legged journey called the 'triangular trade': West African slaves were exchanged for trade goods such as brandy and guns. Slaves were then taken via the 'Middle Passage' across the Atlantic for sale in the West Indies and North America.
Answer:
True
Explanation:
Manchester encoding is a form of digital encoding (or a data modulation technique) in which data bits alternate from high to low or low to high in equal manners. It also allows data senders to easily synchronize with the receiver. Manchester encoding is introduced for security of data and fast transmission.
John F. Kenedy
True
False
True
