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1) What is the net force on the box? 50N←☐→40N a) 10N→ b) 10N← c) 90N← d) 90N→ e) 0N 2) What is the net force on the box? 20N←☐→40N a) 20N→ b) 20N← c) 60N← d) 80N→ e) 0N 3) What is the net force on the box? 40N→☐40N→ a) 80N→ b) 80N← c) 40N→ d) 0N 4) Net force is the ___________. a) total of all forces acting on an object b) force of a net on a basketball c) thing Mrs. Kuo made up 5) If forces are pushing or pulling in the same direction you ________ to find net force. a) add b) subtract c) divide d) multiply 6) If forces are pushing or pulling in opposite directions you __________ to find net force. a) add b) subtract c) divide d) multiply 7) Objects move in the direction a ___________ force is pushing or pulling. a) greater b) lesser c) equal 8) Unbalanced forces are ___________. a) equal b) unequal 9) Balanced forces are _______. a) equal b) unequal 10) If the net force is 0N, the force on the object is ___________. a) balanced b) unbalanced 11) What is the net force on the box? 20N←☐→20N a) 20N← b) 40N← c) 20N→ d) 40N→ e) 0N 12) What is the net force on the box? 90N→☐←50N a) 130N→ b) 40N→ c) 50N← d) 40N← 13) What is the net force on the box? 120N ↓☐↑ 120N a) 120N↓ b) 120N↑ c) 240N↑ d) 0N 14) What is the net force on the box? 2N ↑☐↑ 2N a) 20N↑ b) 4N↑ c) 0N 15) What is the net force on the box? 10N ↓☐↓ 100N a) 110N↓ b) 110N↑ c) 0N d) 90N↓ 16) Forces that are equal and do not change an object's position are _________. a) unbalanced b) net c) balanced d) science 17) Forces that are unequal and cause an object to change position are ________. a) unbalanced b) net c) balanced d) science 18) Forces are measured in _______. a) Newtons b) Grams c) Mililiters d) Teachers e) Normans 19) Is the net force on the box balanced or unbalanced? 200N ↑☐↑ 200N a) Unbalanced, the box will move up ↑ b) Balanced, the box will not move c) Unbalanced, the box will move down ↓ 20) Is the net force on the box balanced or unbalanced? 60N→☐←50N a) Unbalanced, the box will move right → b) Balanced, the box will not move c) Unbalanced, the box will move left ← 21) Is the net force on the box balanced or unbalanced? 100N ↓☐↑ 100N a) Unbalanced, the box will move up ↑ b) Balanced, the box will not move c) Unbalanced, the box will move down ↓

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