Becky is 7 years old. Becky is 125 cm tall.Her sister, Lucy is 5 years old. Lucy is 105 cm tall.How much taller is Becky than Lucy?

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Grades 3, 4 and 5 - Science - Elementary School - Investigating - How Things Change — practice the complete quiz, review flashcards, or try a random question.

In science at school you have looked at simple data to investigate how things change over time. Plants and animals grow. The seasons bring different weather. The nights get longer in the winter and shorter in the summer. This quiz is all about using simple data to investigate how things change. Can you say how much they have changed over time? Can you say why they have changed? Have a go, and see just how many you can get right.


Becky is 7 years old. Becky is 125 cm tall.<br /><br />Her sister, Lucy is 5 years old. Lucy is 105 cm tall.<br /><br />How much taller is Becky than Lucy?<br><img src='https://www.fatskills.com/images2/EQ/How-Things-Change-2-s.jpg' width='210' alt='' class='quiz__question__image__img' />