The speed for a low circular orbit about the Earth is about A) 1.7 104 km/s. B) 7.6 km/s. C) ...

Author Question: The speed for a low circular orbit about the Earth is about A) 1.7 104 km/s. B) 7.6 km/s. C) ... (Read 110 times)

fagboi

Hero Member
Posts: 535

on: Jul 27, 2018

The speed for a low circular orbit about the Earth is about

A) 1.7 104 km/s.
B) 7.6 km/s.
C) 2.1 km/s.
D) 2.5 104 km/s.
E) 17. km/s.

Question 2

Compared to the wavelength of a 400 Hz sound, the wavelength of a 200 Hz sound in air is

A) four times as long.
B) twice as long.
C) the same.
D) one-half as long.
E) none of the above

kalskdjl1212

Sr. Member
Posts: 353

Reply #1 on: Jul 27, 2018

Answer to Question 1

B

Answer to Question 2

B

Need homework help now?

Ask unlimited questions for free

Ask a Question

fagboi

Hero Member
Posts: 535

Reply #2 on: Jul 27, 2018

Thanks

kalskdjl1212

Sr. Member
Posts: 353

Reply #3 on: Jul 27, 2018

Welcome

« previous next »

Did you know?

The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.

Did you know?

In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.

Did you know?

Pink eye is a term that refers to conjunctivitis, which is inflammation of the thin, clear membrane (conjunctiva) over the white part of the eye (sclera). It may be triggered by a virus, bacteria, or foreign body in the eye. Antibiotic eye drops alleviate bacterial conjunctivitis, and antihistamine allergy pills or eye drops help control allergic conjunctivitis symptoms.

Did you know?

Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.

Did you know?

The term pharmacology is derived from the Greek words pharmakon("claim, medicine, poison, or remedy") and logos ("study").