Lever of stick with stone. Lifting heavy cobblestone. Moving the boulder. Balancing and leverage. Flat cartoon
Schlüsselwörter
lever,
isolated,
vector,
lifting,
stone,
using,
boulder,
cartoon,
efficiency,
scale,
illustration,
weight,
object,
science,
rock,
physics,
nature,
material,
leverage,
force,
education,
science,
clip,
design,
background,
rocky,
scientific,
educational,
drawing,
balance,
balancing,
picture,
experiment,
clip art,
graphic,
cognition,
learn,
learning,
image
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