The inhabitants of a planet in another galaxy have their eyes at the exact center of their 4.0-m long bodies. How long must a plane mirror be for such a creature to be able to see all of its body in the mirror?

a. 1.0 m
b. 2.0 m
c. 2.5 m
d. 4.0 m
e. 8.0 m


B

Physics & Space Science

You might also like to view...

Molar Specific Heats: If we add 700 J of heat to 12 moles of an ideal monatomic gas at constant volume, what will be the change in temperature of the gas? (R = 8.31 J/mol ? K)

A. 4.7 K B. 5.2 K C. 5.8 J D. 6.8 K E. 9.3 K

Physics & Space Science

What is the weight percent carbon in 1020 steel?

(a) 2 (b) 0.2 (c) 0.1 (d) 1

Physics & Space Science

The common element discovered in the Sun's spectrum before it was found here is ________

Fill in the blank(s) with correct word

Physics & Space Science

Explain the relationship between the general circulation of the air and the circulation of ocean currents

What will be an ideal response?

Physics & Space Science