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GS4_U2_Review Vocab 2
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It's a period of 100 years.
Century
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It's a period of 1000 years.
Millennium
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It's a period of 10 years.
Decade
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it's a period of about 30 days.
Month
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In a minute, there are 60 of it.
Second
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There are 60 minutes in 1 of it.
Hour
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You can see months, dates on it.
Calendar
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It has 60 seconds.
Minute
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