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Course: Alhussan Physics — Stage 7
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Alhussan Physics — Stage 7

Chapter 1: Energy

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Chapter 2: Forces

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Chapter 3: Sound

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Chapter 4: Electricity

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Chapter 5: The Earth in Space

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Quiz

Physics 5.8 Changing ideas 3: modern astronomy — Quiz

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  • Questions count: 50
  • Passing grade: B+
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1.
Which term matches this definition? “Showed planets move in ellipses.”
Force
Orbital period
Axial tilt
Kepler
2.
Magnification rose from 8 to 200. How many times bigger?
208 times
250 times
25 times
192 times
3.
Kepler used data recorded by ____.
Tycho Brahe
Einstein
Newton
Galileo
4.
Galileo's telescope ×8. A crater 1 mm on the eye-image is how many mm magnified?
16 mm
4 mm
80 mm
8 mm
5.
Planets known over time. Which statement best describes the pattern?
Dr Dabour Hub Academy - figure 1
"Planets known" rises to a peak at 1846, then falls
"Planets known" decreases as "Year" increases
"Planets known" stays the same
"Planets known" increases as "Year" increases
6.
Which is the correct definition of “Telescope”?
Rocks between Mars and Jupiter.
Oval-shaped orbit.
Earth's shadow on the Moon.
Instrument that makes distant objects look closer.
7.
Planets known over time. At what value of "Year" is "Planets known" greatest?
Dr Dabour Hub Academy - figure 2
2000
1700
1500
1846
8.
Which is the correct definition of “Heliocentric”?
Charge from rubbing insulators.
Spin of the Earth every 24 hours.
Sun-centred model.
Sun-centred.
9.
Magnification of telescopes over time. Which graph shows these results correctly?
Dr Dabour Hub Academy - figure 3
A
B
C
D
10.
Which statement is correct?
Kepler showed orbits are circles.
The Moon is perfectly smooth.
The Hubble telescope orbits the Earth.
Galileo saw ten moons of Jupiter.
11.
Who promoted the heliocentric model in Europe, born in 1473?
Copernicus
Aristotle
Ptolemy
Aryabhata
12.
Which statement is correct?
Venus's phases supported the geocentric model.
Galileo saw dark sunspots on the Sun.
Galileo saw ten moons of Jupiter.
Galileo was praised by the Church.
13.
Kepler showed orbits are ____.
spirals
squares
perfect circles
ellipses
14.
Copernicus published 1543; Galileo's telescope 1610. Years between?
1543 years
67 years
3153 years
1610 years
15.
Which statement is NOT correct?
Galileo saw dark sunspots on the Sun.
People believed planets were carried on celestial spheres.
Uranus was seen by ancient people.
Galileo saw Venus had phases.
16.
Planets known over time. By how much does "Planets known" change between 1500 and 2000?
Dr Dabour Hub Academy - figure 4
2
12
3
7
17.
Magnification of telescopes over time. Which graph shows these results correctly?
Dr Dabour Hub Academy - figure 5
A
B
C
D
18.
Speed of Earth in orbit (km/s). Calculate the percentage change in "Speed (km/s)" from Jan to Oct.
Dr Dabour Hub Academy - figure 6
−2%
−7%
2%
98%
19.
Magnification of telescopes over time. At what value of "Year" is "Magnification" greatest?
Dr Dabour Hub Academy - figure 7
1670
1780
1900
1609
20.
Magnification rose from 20 to 200. How many times bigger?
10 times
220 times
100 times
180 times
21.
Magnification of telescopes over time. Which statement best describes the pattern?
Dr Dabour Hub Academy - figure 8
"Magnification" increases as "Year" increases
"Magnification" stays the same
"Magnification" rises to a peak at 1900, then falls
"Magnification" decreases as "Year" increases
22.
Planets known over time. Which graph shows these results correctly?
Dr Dabour Hub Academy - figure 9
A
B
C
D
23.
Before 1600, how many planets (besides Earth) had people seen?
2
10
5
8
24.
Which is the correct definition of “Phases of Venus”?
Venus showing a full set of phases, supporting heliocentrism.
Trend in data.
Separate branches.
Push or pull in newtons.
25.
Galileo saw mountains and craters on the ____.
Sun
Moon
Earth
stars
26.
True or false? Scientists prefer the most complicated explanation.
True
False
27.
Space telescopes avoid the Earth's ____.
light
gravity
magnetism
atmosphere
28.
True or false? Galileo was praised by the Church.
True
False
29.
"Helio" means ____ in Greek.
Moon
star
Earth
Sun
30.
True or false? Galileo saw Venus had phases.
True
False
31.
Magnification rose from 20 to 1000. How many times bigger?
50 times
980 times
500 times
1020 times
32.
Which statement is correct?
Galileo was praised by the Church.
People before 1600 knew eight planets.
Galileo saw Venus had phases.
Planets move fastest when far from the Sun.
33.
The ____ brought new evidence.
telescope
microscope
clock
compass
34.
Copernicus was born in 1473. Al-Biruni suggested a Sun-centred idea about 500 years earlier. Roughly when?
1973
973
1473
500
35.
Planets known over time. Which graph shows these results correctly?
Dr Dabour Hub Academy - figure 10
A
B
C
D
36.
Which statement is NOT correct?
Galileo saw ten moons of Jupiter.
Venus's phases supported the heliocentric model.
Galileo's telescope magnified about 20 times.
New technology produces new evidence.
37.
True or false? Venus's phases supported the heliocentric model.
True
False
38.
Which term matches this definition? “Four moons Galileo saw orbiting Jupiter.”
Lunar phase
Explanation
Moons of Jupiter
Constellation
39.
Orbital period against distance from the Sun. Which statement best describes the pattern?
Dr Dabour Hub Academy - figure 11
"Period (Earth years)" rises to a peak at 1430, then falls
"Period (Earth years)" stays the same
"Period (Earth years)" increases as "Distance (million km)" increases
"Period (Earth years)" decreases as "Distance (million km)" increases
40.
Neptune was found using ____.
luck
myths
calculations
maps
41.
Which statement is correct?
Galileo first used a telescope in about 1609.
Uranus was seen by ancient people.
Venus's phases supported the geocentric model.
Planets move fastest when far from the Sun.
42.
Which statement is NOT correct?
Galileo was put on trial by the Church.
Neptune was found using calculations.
The Hubble telescope orbits the Earth.
Space telescopes are under the atmosphere.
43.
Which term matches this definition? “Telescope above the atmosphere.”
Solar eclipse
Babylonians
Space telescope
Echo
44.
True or false? People before 1600 knew eight planets.
True
False
45.
Speed of Earth in orbit (km/s). Which graph shows these results correctly?
Dr Dabour Hub Academy - figure 12
A
B
C
D
46.
Planets known over time. Which graph shows these results correctly?
Dr Dabour Hub Academy - figure 13
A
B
C
D
47.
True or false? Space telescopes avoid the Earth's atmosphere.
True
False
48.
Speed of Earth in orbit (km/s). Which graph shows these results correctly?
Dr Dabour Hub Academy - figure 14
A
B
C
D
49.
Orbital period against distance from the Sun. Calculate the percentage change in "Period (Earth years)" from 58 to 1430.
Dr Dabour Hub Academy - figure 15
12,292%
99%
−12,192%
12,192%
50.
Planets move ____ when closer to the Sun.
backwards
faster
slower
at the same speed
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Part of Chapter 5: The Earth in Space — see every lesson and quiz in this unit.
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