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Φεβρουάριος, 2025 | My School Lab | Skip to content
8 Φεβρουαρίου 2025
Τι είναι οι δυνάμεις; Φαντάσου να σπρώχνεις μια πόρτα για να ανοίξει, να τραβάς ένα κουτί στο πάτωμα ή ακόμα και να αισθάνεσαι το βάρος του σώματός σου όταν στέκεσαι. Όλες αυτές οι καταστάσεις περιλαμβάνουν μια κοινή έννοια: τη δύναμη. Η δύναμη είναι μια θεμελιώδης έννοια στη Φυσική που περιγράφει την αλληλεπίδραση μεταξύ σωμάτων, η οποία μπορεί… Read more
8 Φεβρουαρίου 2025
Φανταστείτε ένα βιβλίο ακίνητο πάνω σε ένα τραπέζι ή μια μπάλα που κυλάει στο έδαφος και τελικά σταματά. Γιατί τα αντικείμενα «αντιδρούν» έτσι; Ο Πρώτος Νόμος του Νεύτωνα, γνωστός και ως Νόμος της Αδράνειας, μας βοηθά να κατανοήσουμε αυτά τα φαινόμενα. Αυτό σημαίνει ότι τα αντικείμενα αντιστέκονται στη μεταβολή της κίνησής τους λόγω μιας ιδιότητας που ονομάζεται αδράνεια. Όσο μεγαλύτερη… Read more
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Το βαρυτικό πεδίο είναι θεμελιώδους σημασίας στη φυσική, αφού περιγράφει την επίδραση που ασκεί ένα σώμα με μάζα σε άλλα σώματα γύρω του. Το βαρυτικό πεδίο της Γης, για παράδειγμα, είναι αυτό που μας κρατά στη επιφάνειά της και προκαλεί φαινόμενα όπως η πτώση των αντικειμένων. Η μελέτη του βαρυτικού πεδίου είναι κεντρική στην κατανόηση… Read more