Final answer:
Warm up your voice by gradually increasing the pitch while maintaining volume and soothing your vocal cords by warming up the room; also practice reading aloud and testing all technology beforehand.
Step-by-step explanation:
Two basic vocal warm-up tips for early morning presentations are increasing the temperature of the room to soothe your vocal cords and speaking at the same volume while raising the pitch of your voice gradually. This will help prepare your vocal range for the dynamic tasks ahead. Additionally, it's essential to test any technology you're planning to use and ensure there are no issues with media engagement during your speech delivery.
Another useful strategy is to read aloud your presentation material, which can help you identify any potential stumbling blocks in your speech, practice pronunciation, and refine your cadence. By following these warm-up exercises, you'll be more likely to convey confidence and create a positive impact on your audience.