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TABLE OF CONTENTS - Lindbergh School District

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Concept D: The interaction of mass and<br />

forces can be explained by Newton’s Laws<br />

of Motion that are used to predict<br />

changes in motion<br />

a. Describe the direction and amount of<br />

force (i.e., direction of push or pull,<br />

stronger/weaker push or pull) needed to<br />

change an object’s motion (i.e.,<br />

faster/slower, change in direction).<br />

C3<br />

a. Students will push a book gently across a<br />

table. Then they will push a pile of two or<br />

three books across the table and determine<br />

how much force was needed to move each<br />

pile of books. This can be repeated using<br />

different objects. (1.3; 1.8)<br />

a. Create a comparison/contrast chart where<br />

students will predict which number of objects<br />

will take the most force to move (i.e. a box<br />

with one rock, two rocks, three rocks).<br />

b. Describe and compare the distances<br />

traveled by heavier/lighter objects after<br />

applying the same amount of force (i.e.,<br />

push or pull) in the same direction.<br />

C10<br />

C12<br />

R<br />

b. Using two balls of different weight and<br />

size, students will drop both at the same<br />

time and observe which one reaches the<br />

ground first. This activity should be<br />

repeated using other objects. (1.2; 1.3; 3.3;<br />

4.4)<br />

b. Given two new items, students will correctly<br />

predict which item will reach the ground first.<br />

c. Describe and compare the distances<br />

traveled by objects with the same mass<br />

after applying different amounts of<br />

force (i.e., push or pull) in the same<br />

direction.<br />

C1<br />

C3<br />

C7<br />

C10<br />

R<br />

c. Using a rubber playground ball, students<br />

will bounce the ball to several different<br />

heights, comparing how high the ball will<br />

go depending on how much force they use.<br />

(1.2; 1.3; 2.1; 4.6)<br />

c. Students will discuss in small groups what<br />

they discovered about how the ball bounced<br />

higher and then share with the whole class.<br />

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