A Projectile Fired from a Gun Has Initial Horizontal and Vertical

question 8

Multiple Choice

A projectile fired from a gun has initial horizontal and vertical components of velocity equal to 30 m/s and 40 m/s, respectively.
-What is the speed of the projectile when it is at the highest point in its trajectory?

• A)0 m/s
• B)20 m/s
• C)30 m/s
• D)40 m/s
• E)50 m/s

---

Definitions:

Decolorizer

A chemical used in staining procedures in microbiology to remove excess stain, helping differentiate between types of cells or parts of cells.

Ethanol

A volatile, flammable, colorless liquid commonly known as alcohol, used in beverages and as a solvent and antiseptic.

Females

This term denotes individuals of a species that are biologically characterized by the production of ova or eggs, distinct from males in sexual dimorphism.

Menstrual Period

The monthly shedding of the uterine lining in females of reproductive age, accompanied by bleeding through the vagina.