---
title: "During projectile motion (neglecting air resistance), what is the vertical acceleration at the highest point, assuming the initial velocity is upwards in the positive direction?"
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url: "https://nerd-notes.com/ubq/98568/"
date_modified: "2025-09-30T06:18:35+00:00"
---

# During projectile motion (neglecting air resistance), what is the vertical acceleration at the highest point, assuming the initial velocity is upwards in the positive direction?

During projectile motion (neglecting air resistance), what is the vertical acceleration at the highest point, assuming the initial velocity is upwards in the positive direction?

- **A.** \[ 0 \text{ m/s}^2 \]
- **B.** \[ +9.8 \text{ m/s}^2 \]
- **C.** \[ -9.8 \text{ m/s}^2 \]
- **D.** It changes sign

*The answer key and step-by-step explanation are available to logged-in users at https://nerd-notes.com/ubq/98568/*