Action 11 4A-B

Which one is not an ancient timekeeping devices

• Digital clock
• Oil-lamp

• Water clock
• Sundial

Merkhet can't be used in the daytime.

• True

• False

Merkhet is the same shape of letter N in alphabet.

• True

• False

Ancient Egyptians were the first people to mark time in hours.

• False

• True

keep track of means

• receive

• record

• regular

• rotate

The noun derived from align ____

• alignum

• aligner
• alignation
• alignment

overcome means

• to successfully deal with or gain control over something difficult
• to avoid facing challenges
• to ignore a problem completely
• to create a new difficulty

synonyms of dig-up

• sealed
• covered
• buried
• excavated

preserve means

• To change something into a different form.
• To destroy or ruin something completely.
• To maintain or protect something in its original state.
• To ignore or neglect something.

happening every 200 years

• millennial
• bicentennial
• centennial
• tricentennial