| 1. | The fur offers little resistance to backward movement in the tunnel.
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| 2. | Continue this forward and backward movement with powerful breathing for one to three minutes.
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| 3. | At least in America's case, any backward movement has ceased.
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| 4. | The eggs of this species are catapulted by a backward movement of the abdomen.
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| 5. | There is no backward movement or capture for men.
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| 6. | Distance points are removed for each successful forward movement and added on for each successful backwards movement.
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| 7. | The resulting loss of adhesion would have made the difference between net forward movement and net backward movement.
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| 8. | The backward movement simultaneously pulls the cocking rod back, causing the hammer to also be pulled back until it re-engages the sear.
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| 9. | The backward movement of Israeli tanks in Beit Hanun does not mean anything significant because they can move forward at any time,
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| 10. | Omniwheels are often used to allow for movement on the horizontal axis on a drivetrain, as well as forward and backward movement.
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