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| As shown in the figure below , the mouse and the dog are initially 50m
apart. A mouse runs straight in the direction of the arrow at a speed of 6m/s. The dog chases the mouse in a straight line at a speed of 10m/s. What route does a dog follow after a mouse ? Also , after how many seconds will the dog catch up with the mouse ? Dog（chases the mouse in a straight iine at a speed of 10m/s） | | 50m | | Mouse → （runs straight in the direction of the arrow at a speed of 6 m/s） |
| Download the simulation software "A Dog Chasing a Mouse", move
it , and p;ay with it. Of course , it is free , so feel free to use it. The downloaded file is compressed , so please decompress it. |
| No | Simulation software name | Compatible OS |
| １ | VB application software "A Dog Chasing a Mouse" | Windows Me/2000/XP/Vista/7/8/10 |
| ２ | Java application software "A Dog Chasing a Mouse" | Windows XP/Vista/7/8/10 |
| To run VB applications , you need to download and install VB Runtine vb6rt340.exe. To install , double-click the downloaded file vb6rt340.exe , double-click file "setup.exe" in the created folder , and follow the message to install. |
| Java application can operate only in an environment in which JRE (Java
SE exection environment) is installed. Download the JDK (Java Development KID) from the Oracle website and install it. (Free) |
| The following publishes a list of Java application programs. |
| No | Program list name | File format |
| １ | Java program list "A Dog Chasing a Mouse" |