1) Time is measured in ________________________. a) ruler b) Cm c) units 2) We have ___________ years in one decade, and we have _________ years in the one century. a) 10 years, 50 years b) 20 years, 30 years c) 10 years, 100 years 3) How many seconds are in one minute ?   a) 70 seconds b) 60 seconds c) 20 seconds 4) How many days in a We week? a) 24 days b) 7 days c) 5 days 5) How many hours in a day?  a) 24 hours b) 15 hours c) 10 hours 6) We use the clock to tell the ______________ ? a) days and weeks b) months c) time 7) Calendar shows ______________ a) days, weeks, months of the year b) time c) weather 8) What are the old tools to tell the time in the past? a) sundials and digital clock b) sundials and calendar c) sundials and water clock 9) It helps you to see the time both in the past and in the future _________________ a) original clock b) sundials c) calendar 10) The time line shows _____________ a) shows the order of events that happened in the past.  b) the order of months in the year. c) the order of names in the class.  11) Who invented the first sundial? a) ancient Jordanian b) ancient Chinese c) ancient Egyptians 

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