The Hubble Space Telescope Orbits at an Altitude of 600

question 49

Multiple Choice

The Hubble Space Telescope orbits at an altitude of 600 km above the Earth's surface.Assuming it is in a stable circular orbit,what is its velocity? For reference,the Earth's radius is 6,400 km and Earth's mass is 6 × 10²⁴ kg.

• A)240,000 m/s
• B)7,500 m/s
• C)51,000 m/s
• D)64,000 m/s
• E)You also must know the mass of the Hubble Space Telescope to determine its speed.

---

Definitions:

N-acetylaspartate (NAA)

A compound found in neurons, considered a marker for neuronal health and integrity often used in brain spectroscopy studies.

Contrecoup Injury

A contrecoup injury is a type of brain injury that occurs on the side opposite the impact, caused by the brain striking the skull following a forceful blow or shock to the head.

Traumatic Brain Injury

A form of acquired brain injury occurring when a sudden trauma causes damage to the brain, which can lead to a wide range of functional short or long-term changes affecting thinking, sensation, language, or emotions.

Site of Impact

The site of impact refers to the specific location or point where something, such as a physical force or a biological influence, directly affects or collides with an object or organism.