In the parallelogram shown, AE = t + 2, CE = 3t - 14, and DE = 2t + 8.

What is the length of line segment DB?

A. 20 units

B. 24 units

C. 48 units

D. 68 units

What are the main types of star clusters? Check all that apply. 1. binary 2. eclipsing 3. globular 4. open 5. wobbling

Identify the situations that have an unbalanced force. Check all that apply. A baseball speeds up as it falls through the air. A soccer ball is at rest on the ground. An ice skater glides in a straight line at a constant speed.

The spreading of waves behind an aperture ismore for long wavelengths and less for short wavelengths. less for long wavelengths and more for short wavelengths. the same for long and short wavelengths. not discussed in this chapter.

The difference in what causes air movement of high - and low-pressure areas density clouds precipitation atmosphere

By what factor does the energy of a 1-nm x-ray photon exceed that of a 10-mhz radio photon

1.) A circuit has a current of 0.5A and a resistence of 8 ohms. What is the resistence? 2.) A circuit has a voltage of 9V and a current of 3A, what is the resistence?

What is the source of energy for the process of evaporation?

How could you compare the energy carried in two different longitudinal waves

The instantaneous velocity of an object is the blank of the object with a blank

Which of the following best describes the earth's average surface temperature for the past 900,000 years? A. a steady warming trend B. fairly steady temperatures until recently C. prolonged periods of cooling and warming D.