Worksheets20-21 Pentathlon Science - Section 1
Total questions: 20
Worksheet time: 13mins
Wave speed is related to
Amplitude and wavelength
Wavelength and amplitude
Frequency and wavelength
Period and frequency
Light is an
A phenomena found only in our solar system
A frequency related to electrons
Wave amplitude
Electromagnetic waves
The speed of light is equal to
9,792,458 m/s.1
299,792,458 m/s.1
299,001,000 m/s.1
399,792,458 m/s.1
Electromagnetic waves can travel through the empty vacuum of space.
True
False
Radio waves and gamma rays are not part of the electromagnetic spectrum.
True
False
The colors of light we see depend on
Energy of light that reach our eyes.
Transparency of light that reach our eyes.
Reflection of light that reach our eyes.
Frequencies of light that reach our eyes.
Object having a temperature above 0 K emits (a) waves.
A refracting telescope uses _______ to focus light.
Lenses
Mirrors
Lasers
Water
Reflecting telescopes use _______ to focus light.
Lenses
Flat mirrors
Curved Mirrors
A lens and lasers
What type of telescope is the Hubble Telescope?
Refracting
Cassegrain Reflecting
Prime Focus Reflecting
Newtonian Reflecting
What shape is Earth's orbit?
circle
ellipse
square
spiral
What is Kepler's 2nd law?
The planets orbit in an ellipse
The plants move faster when they are closer to the sun and slower when they are further from the sun
The farther a planet is from the sun the slower the orbit
(P2 = a3)
What is Kepler's 3rd law?
The planets orbit in an ellipse
The plants move faster when they are closer to the sun and slower when they are further from the sun
The farther a planet is from the sun the slower the orbit
(P2 = a3)
