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b. What is measurement? Why measurement is important in our daily life? 3 Write the sunits of electric current and
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Awater balloon launcher uses an elastic band with a spring constant of 115 n/m to use thee launcher you stretch thee band back with a balloon n it the water balloons have a mass of 1.3 kg a) if you stretch the band by 0.8 m, what elastic force will the band exert? b) with the band stretched 0.8 m, how much elastic potential energy is stored in the spring? c) if you release the band, it pushes forward. what is the kinetic energy of the balloon when it reaches the natural length of the band? d) what is the speed of the balloon when it reaches the natural length of the band?
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If the area of a square has increased by a factor of 16, by how much has each side increased?
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Complete the sentence to describe the law of conservation of energy. the law of conservation of energy states that energy cannot be created
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Physics, 22.06.2019 23:30
What kind of waves require a medium to travel? question 6 options: light waves mechanical waves all waves need a medium to travel electromagnetic waves
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b. What is measurement? Why measurement is important in our daily life? 3 Write the sunits of electr...
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