Download - Horizontally shot projectiles
![Page 1: Horizontally shot projectiles](https://reader035.vdocuments.site/reader035/viewer/2022081505/568157b3550346895dc53bef/html5/thumbnails/1.jpg)
Horizontally shot projectiles
![Page 2: Horizontally shot projectiles](https://reader035.vdocuments.site/reader035/viewer/2022081505/568157b3550346895dc53bef/html5/thumbnails/2.jpg)
2
If you drop a ball straight down and throw a ball sideways at the same time from the same height, which one will hit first or will they hit at the same time?
![Page 3: Horizontally shot projectiles](https://reader035.vdocuments.site/reader035/viewer/2022081505/568157b3550346895dc53bef/html5/thumbnails/3.jpg)
Projectiles
• A projectile is:
• Examples:
![Page 4: Horizontally shot projectiles](https://reader035.vdocuments.site/reader035/viewer/2022081505/568157b3550346895dc53bef/html5/thumbnails/4.jpg)
• Vx =
• Viy=
• Viy= __________ m/s
![Page 5: Horizontally shot projectiles](https://reader035.vdocuments.site/reader035/viewer/2022081505/568157b3550346895dc53bef/html5/thumbnails/5.jpg)
Vx
• The horizontal speed is ________________because we:
![Page 6: Horizontally shot projectiles](https://reader035.vdocuments.site/reader035/viewer/2022081505/568157b3550346895dc53bef/html5/thumbnails/6.jpg)
Viy
• a becomes ay since
• ay = __________
![Page 7: Horizontally shot projectiles](https://reader035.vdocuments.site/reader035/viewer/2022081505/568157b3550346895dc53bef/html5/thumbnails/7.jpg)
Equations
• Vx = • Δy =
![Page 8: Horizontally shot projectiles](https://reader035.vdocuments.site/reader035/viewer/2022081505/568157b3550346895dc53bef/html5/thumbnails/8.jpg)
Practice Problem
A cannon ball is shot off a cliff that is 9 m high. How far away from the base of a cliff will the cannon ball land if it is shot horizontally at 23 m/s? x y
Sketch G:
U:E:
![Page 9: Horizontally shot projectiles](https://reader035.vdocuments.site/reader035/viewer/2022081505/568157b3550346895dc53bef/html5/thumbnails/9.jpg)
Need time, 2 step problem…
Part 1- solve Δt Part 2- solve Δx
![Page 10: Horizontally shot projectiles](https://reader035.vdocuments.site/reader035/viewer/2022081505/568157b3550346895dc53bef/html5/thumbnails/10.jpg)
10
If you drop a ball straight down and throw a ball sideways at the same time from the same height, which one will hit first or will they hit at the same time?