Chapter 27 & 28

1. Which sentence explains how the frequency and the wavelength of electromagnetic waves are related?

• As wavelength decreases, frequency increases. 
• As wavelength decreases, frequency remains unchanged.
• As wavelength increases, frequency increases.
• As wavelength decreases, frequency decreases.  

A scientist looking for an optimal location for a new observatory should choose a location________. 

• in a low-lying river valley
• on a remote hilltop 
• in an area with an elevation below sea level
• in a large city

The Hubble Space Telescope orbits Earth every 97 minutes. Calculate how long it would take the Hubble Space Telescope to orbit Earth 30 times. 

• 4 hours, 30 minutes
• 48 hours, 50 minutes
• 4 hours, 51 minutes
• 48 hours, 30 minutes

The information shown in this graph can be used to make inferences about________. 

• the relative brightness of Earth and the Moon
• the relative speed of rotation of Earth and the Moon
• the chemical composition of Earth and the Moon
• the amount of tectonic activity on Earth and the Moon

Which point on the timeline indicates the time when the rocks on the Moon’s surface formed?

• A
• B
• C
• D

At the time indicated in this diagram, what season is it in the Southern hemisphere?

• spring
• summer
• fall
• winter

In the northern hemisphere, what day is represented by this diagram?

• winter solstice
• summer solstice
• autumnal equinox
• vernal equinox

Which phase is the Moon in when the Earth, Sun, and Moon are in the positions shown in the diagram?

• new moon
• full moon
• waxing crescent
• waning gibbous

Our timekeeping system is based on the ____. 

• Earth's tilt
• solar day 
• phases of the moon
• sidereal day

Earth's tilt in combination with its orbit around the Sun cause the ____. a.  c.  b.    d. 

• Coriolis effect
• full moon
• seasons
• tides