- Please Help Me 1 (49.45 KiB) Viewed 9 times
please help me
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answerhappygod
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please help me
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At which point on this roller coaster would the amount of total energy equal the amount of potential energy? a) 1 b) 2 C) 3 d) 4 Oь Ос d Section 2: Thinking/Inquiry Question 6 (1 point) Suppose that a spacecraft of mass 6.9 x 104 kg at rest in space fires its rockets to achieve a speed of 5.2 x 103 m/s. How much work has the fuel done on the spacecraft? 2.2 x 106 1.8 x 10° 3.6x 109 9.3 x 1011j Question 7 (1 point) A 60 kg woman jogs up a hill in 25 s. Calculate the power the woman exerts if the hill is 30 m high. 706W 750W 650W 380W Question 8 (1 point)
At which point on this roller coaster would the amount of total energy equal the amount of potential energy? a) 1 b) 2 C) 3 d) 4 Oь Ос d Section 2: Thinking/Inquiry Question 6 (1 point) Suppose that a spacecraft of mass 6.9 x 104 kg at rest in space fires its rockets to achieve a speed of 5.2 x 103 m/s. How much work has the fuel done on the spacecraft? 2.2 x 106 1.8 x 10° 3.6x 109 9.3 x 1011j Question 7 (1 point) A 60 kg woman jogs up a hill in 25 s. Calculate the power the woman exerts if the hill is 30 m high. 706W 750W 650W 380W Question 8 (1 point)