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Already checked? You can find even more exciting videos in the Checker World of the ARD media library: https://1.ard.de/checkerwelt. ???? This CheXperiment is going to be really tricky! Tobi has to hit a target with a bow and arrow. Sounds easy? Not when the target is behind him - and he can only shoot the arrow forwards! ???????? How is that supposed to work? Tobi tries everything possible, but the arrows just don't fly backwards. After many funny failed attempts, he finally gets a crucial tip: If two things move at the same speed in opposite directions, their speeds can cancel each other out. But how can he use that for his arrow? ???????? ???? Subscribe to our channel so you don't miss any more exciting Checker episodes! ???????? Comments are disabled to protect minors. You can email questions or comments to [email protected]. ???? Checker Tobi is also available to listen to. The CheckPod in the ARD audio library: Checkpod at: https://www.ardaudiothek.de/rubrik/fu...