I. Choose the Correct Answer 1. Which of the following quantities are independent of the choice of inertial frame? (There may be more than one correct answer) (A)Velocity (B)Acceleration (C)Force (D)Work Solution: In all the inertial frame, the forces acted on a body are same,=ma=F'=ma', therefore the force and acceleration are independent of the choice of inertial frame

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高一英语必修4 Unit 4 Body Language P-5

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剑桥（join in）版三年级英语下册_教学课件_Unit 6 Body 2

剑桥（join in）版三年级英语下册_教学课件_Unit 6 Body 3

剑桥（join in）版三年级英语下册_教学课件_Unit 6_第2课时：Body