Welcome to Who Wants to be a Millionaire 50:50 15 $1 Million 14 $500,000 Welcome to Who Wants to be a Millionaire 13 $250,000 12 $125,000 11 $64,000 10 $32,000 9 $16,000 8 $8,000 7 $4,000 6 $2,000 5 $1,000 4 $500 3 $300 2 $200 1 $100

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15 $1 Million 14 $500,000 13 $250,000 12 $125,000 11 $64,000 10 $32,000 9 $16,000 8 $8,000 7 $4,000 6 $2,000 5 $1,000 4 $500 3 $300 2 $200 1 $100

Enter $100 Question 15 $1 Million 14 $500,000 13 $250,000 12 $125,000 11 $64,000 10 $32,000 9 $16,000 8 $8,000 7 $4,000 Ένα κύμα μεταφέρει 6 $2,000 5 $1,000 4 $500 3 $300 2 $200 50:50 1 $100 A: ύλη B: ενέργεια D: Τίποτα από τα δύο C: και ύλη και ενέργεια

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15 $1 Million 14 $500,000 13 $250,000 12 $125,000 11 $64,000 10 $32,000 9 $16,000 8 $8,000 7 $4,000 6 $2,000 5 $1,000 4 $500 3 $300 2 $200 1 $100

Enter $200 Question 15 $1 Million 14 $500,000 13 $250,000 12 $125,000 11 $64,000 10 $32,000 9 $16,000 8 $8,000 7 $4,000 Το κύμα της εικόνας είναι 6 $2,000 5 $1,000 4 $500 3 $300 2 $200 50:50 1 $100 A: Διάμηκες B: Εγκάρσιο D: Τίποτα από τα προηγούμενα C: Επιφανειακό

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15 $1 Million 14 $500,000 13 $250,000 12 $125,000 11 $64,000 10 $32,000 9 $16,000 8 $8,000 7 $4,000 6 $2,000 5 $1,000 4 $500 3 $300 2 $200 1 $100

15 $1 Million 14 $500,000 13 $250,000 12 $125,000 11 $64,000 10 $32,000 9 $16,000 8 $8,000 7 $4,000 Ποιο από τα ευθύγραμμα τμήματα παριστά το μήκος του κύματος; 6 $2,000 5 $1,000 4 $500 3 $300 2 $200 50:50 1 $100 A: Το α B: Το β C: Το γ D: Το δ

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15 $1 Million 14 $500,000 13 $250,000 12 $125,000 11 $64,000 10 $32,000 9 $16,000 8 $8,000 7 $4,000 6 $2,000 5 $1,000 4 $500 3 $300 2 $200 1 $100

Enter $500 Question 15 $1 Million 14 $500,000 13 $250,000 12 $125,000 11 $64,000 10 $32,000 9 $16,000 8 $8,000 7 $4,000 ΜΗΚΟΣ ΚΥΜΑΤΟΣ είναι Το διάστημα που διανύει ένα κύμα 6 $2,000 5 $1,000 4 $500 3 $300 2 $200 50:50 1 $100 A: Σε χρόνο δύο περιόδων B: Σε χρόνο τριών περιόδων C: Σε χρόνο τριών περιόδων D: Σε χρόνο μιας περιόδου

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15 $1 Million 14 $500,000 13 $250,000 12 $125,000 11 $64,000 10 $32,000 9 $16,000 8 $8,000 7 $4,000 6 $2,000 5 $1,000 4 $500 3 $300 2 $200 1 $100

Enter $1,000 Question 15 $1 Million 14 $500,000 13 $250,000 12 $125,000 Enter $1,000 Question 11 $64,000 10 $32,000 9 $16,000 8 $8,000 7 $4,000 Ποια είναι η ΘΕΜΕΛΙΩΔΗΣ ΕΞΙΣΩΣΗ της ΚΥΜΑΤΙΚΗΣ; 6 $2,000 5 $1,000 4 $500 3 $300 2 $200 50:50 1 $100 A: υ = λ. f B: υ = λ / f C: f = λ. υ D: υ = f / λ

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You’ve Reached the $1,000 Milestone! Congratulations! Congratulations!

15 $1 Million 14 $500,000 13 $250,000 12 $125,000 11 $64,000 10 $32,000 9 $16,000 8 $8,000 7 $4,000 6 $2,000 5 $1,000 4 $500 3 $300 2 $200 1 $100

Enter $2,000 Question 15 $1 Million 14 $500,000 13 $250,000 12 $125,000 Enter $2,000 Question 11 $64,000 10 $32,000 9 $16,000 8 $8,000 7 $4,000 Αν η ταχύτητα του κύματος είναι υ = 4m/s και η συχνότητα f= 8Hz Το μήκος κύματος είναι 6 $2,000 5 $1,000 4 $500 3 $300 2 $200 50:50 1 $100 λ = 0,5 m A: λ = 1m B: C: λ = 2m D: λ = 4m

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15 $1 Million 14 $500,000 13 $250,000 12 $125,000 11 $64,000 10 $32,000 9 $16,000 8 $8,000 7 $4,000 6 $2,000 5 $1,000 4 $500 3 $300 2 $200 1 $100

Enter $4,000 Question 15 $1 Million 14 $500,000 13 $250,000 12 $125,000 Enter $4,000 Question 11 $64,000 10 $32,000 9 $16,000 8 $8,000 7 $4,000 Αν η ταχύτητα του κύματος είναι υ = 10m/s και το μήκος κύματος είναι λ = 2m η συχνότητα είναι 6 $2,000 5 $1,000 4 $500 3 $300 2 $200 50:50 1 $100 A: f = 0,2Hz B: f = 2Hz C: f = 5Hz D: f = 10Hz

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15 $1 Million 14 $500,000 13 $250,000 12 $125,000 11 $64,000 10 $32,000 9 $16,000 8 $8,000 7 $4,000 6 $2,000 5 $1,000 4 $500 3 $300 2 $200 1 $100

Enter $8,000 Question 15 $1 Million 14 $500,000 13 $250,000 12 $125,000 Enter $8,000 Question 11 $64,000 10 $32,000 9 $16,000 8 $8,000 7 $4,000 Ο ήχος είναι 6 $2,000 5 $1,000 4 $500 3 $300 2 $200 50:50 1 $100 A: Διάμηκες κύμα B: Εγκάρσιο κύμα C: Επιφανειακό κύμα D: Τίποτα από αυτά

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15 $1 Million 14 $500,000 13 $250,000 12 $125,000 11 $64,000 10 $32,000 9 $16,000 8 $8,000 7 $4,000 6 $2,000 5 $1,000 4 $500 3 $300 2 $200 1 $100

Enter $16,000 Question 15 $1 Million 14 $500,000 13 $250,000 12 $125,000 Enter $16,000 Question 11 $64,000 10 $32,000 9 $16,000 8 $8,000 7 $4,000 Ο ήχος διαδίδεται 6 $2,000 5 $1,000 4 $500 3 $300 2 $200 50:50 1 $100 A: Στο κενό B: Μόνο στον αέρα C: Μόνον στα στερεά D: Σε στερεά, υγρά και αέρια

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15 $1 Million 14 $500,000 13 $250,000 12 $125,000 11 $64,000 10 $32,000 9 $16,000 8 $8,000 7 $4,000 6 $2,000 5 $1,000 4 $500 3 $300 2 $200 1 $100

Enter $32,000 Question 15 $1 Million 14 $500,000 13 $250,000 12 $125,000 Enter $32,000 Question 11 $64,000 10 $32,000 9 $16,000 8 $8,000 7 $4,000 Τα εγκάρσια κύματα διαδίδονται 6 $2,000 5 $1,000 4 $500 3 $300 2 $200 50:50 1 $100 A: Μόνο στα στερεά B: Μόνο στα υγρά C: Μόνο στα αέρια D: Σε στερεά, υγρά και αέρια

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You’ve Reached the $32,000 Milestone! Congratulations!

15 $1 Million 14 $500,000 13 $250,000 12 $125,000 11 $64,000 10 $32,000 9 $16,000 8 $8,000 7 $4,000 6 $2,000 5 $1,000 4 $500 3 $300 2 $200 1 $100

Enter $64,000 Question 15 $1 Million 14 $500,000 13 $250,000 12 $125,000 Enter $64,000 Question 11 $64,000 10 $32,000 9 $16,000 8 $8,000 7 $4,000 Τα διαμήκη κύματα διαδίδονται 6 $2,000 5 $1,000 4 $500 3 $300 2 $200 50:50 1 $100 A: Μόνο στα αέρια B: Μόνο στα υγρά C: Μόνο στα στερεά D: Σε στερεά, υγρά και αέρια

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15 $1 Million 14 $500,000 13 $250,000 12 $125,000 11 $64,000 10 $32,000 9 $16,000 8 $8,000 7 $4,000 6 $2,000 5 $1,000 4 $500 3 $300 2 $200 1 $100

Enter $125,000 Question 15 $1 Million 14 $500,000 13 $250,000 12 11 $64,000 10 $32,000 9 $16,000 8 $8,000 7 $4,000 Από ποιο χαρακτηριστικό του ήχου, καταλαβαίνω την πηγή του; 6 $2,000 5 $1,000 4 $500 3 $300 2 $200 50:50 1 $100 A: Ακουστότητα B: Χροιά C: Ύψος D: Τίποτα από αυτά

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15 $1 Million 14 $500,000 13 $250,000 12 $125,000 11 $64,000 10 $32,000 9 $16,000 8 $8,000 7 $4,000 6 $2,000 5 $1,000 4 $500 3 $300 2 $200 1 $100

Enter $250,000 Question 15 $1 Million 14 $500,000 13 $250,000 12 $125,000 Enter $250,000 Question 11 $64,000 10 $32,000 9 $16,000 8 $8,000 7 $4,000 Αν αυξήσουμε την συχνότητα σε ένα ηχητικό κύμα, ο ήχος θα γίνει 6 $2,000 5 $1,000 4 $500 3 $300 2 $200 50:50 1 $100 A: Χαμηλότερος (μπάσος) B: Οξύτερος (πρίμος) C: Πιο δυνατός D: Πιο σιγανός

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15 $1 Million 14 $500,000 13 $250,000 12 $125,000 11 $64,000 10 $32,000 9 $16,000 8 $8,000 7 $4,000 6 $2,000 5 $1,000 4 $500 3 $300 2 $200 1 $100

Enter $500,000 Question 15 $1 Million 14 $500,000 13 $250,000 12 $125,000 Enter $500,000 Question 11 $64,000 10 $32,000 9 $16,000 8 $8,000 7 $4,000 Το πλάτος του κύματος είναι 6 $2,000 5 $1,000 4 $500 3 $300 2 $200 50:50 1 $100 A: 30cm B: 60cm C: 3cm D: 15cm

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15 $1 Million 14 $500,000 13 $250,000 12 $125,000 11 $64,000 10 $32,000 9 $16,000 8 $8,000 7 $4,000 6 $2,000 5 $1,000 4 $500 3 $300 2 $200 1 $100

Enter $1,000,000 Question 15 $1 Million 14 $500,000 13 $250,000 12 $125,000 Enter $1,000,000 Question 11 $64,000 10 $32,000 9 $16,000 8 $8,000 7 $4,000 Το μήκος του κύματος είναι 6 $2,000 5 $1,000 4 $500 3 $300 2 $200 50:50 1 $100 A: λ = 60cm B: λ = 20cm C: λ = 30cm D: λ = 40cm

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YOU WIN $1 MILLION DOLLARS!