In the sequence, click the fx button on the clip to open the effects window.
Click the large green + sign and choose the MOTION effect.
With the scrubber (the red line in the effect window) at the far left, set the SCALE slider to the desired size.
Click on the image in the preview window and drag it to the start position.
Click the small green + sign on the effects toolbar to set a keyframe.
Move the effects window scrubber to the far right. Then drag the preview image window to the end position.
For more on animation, see http://help.nchsoftware.com/help/en/videopad/win/effects_animating.html
Record_2019_12_22_07_42_25_854.mp4