Physical Science Bells
Weeks 7-8-9
Bell #1
What are some examples of unitsof distance?
Bell #2
Is displacement more likethe length of a rope that ispulled tight or the length ofa coiled rope? Explain.
Bell #3
1.How fast was a plane flying if it traveled 400 km in 30 min?
2.Ifavg speed of a car is .75km/min, how far can it travel in 40 min?
Bell #4
What do the following units represent?
D for distatnce, T for time, S for speed,A for acceleration
__ 14km ___ 6 hours ___14 miles
__ 1.4 m ___30 m/s ___12cm/s2
__150 mph ___25 ft ___ 6cm/min/sec
__ 3 km/hr/sec __ 55mph ___ 1 lightyear
Bell #5
Bell #6
What is happening when an object is accelerating??
Bell #7
What type of friction opposed your motion the greatest in
yesterday's lab?
Which type of friction is supposed to be the greatest?
Weeks 5-6
Bell #1
Compare & contrast the two stars Algol and Pollux using the H-R diagram
Bell #2
Which main sequence stars live longer, high mass or low mass?
Bell #3
What will become of our sun after it leaves the main sequence in 5 billion years?
Bell #4
What is dark matter?
Bell #5
1.Earth’s tides are caused from?
2. Moon has no atmosphere because…
Bell #6
What are comets made of?
Bell #7
How would you find the average of 32,34,24?
Bell #8
In the Barbie Bungee lab, what did the x, y stand for on your graph or in your formula y=mx+b?
Weeks 3-4
Bell #1
1.What is the name of the belt beyond Neptune?
2.What is the name of the rest of the solar system beyond that belt?
Bell #2
Why is it better viewing now to see comet Lovejoythan when the moon begins waxing?
Bell #3
The balance of what two items keeps our sunstable?
Bell #4
1. How long does it take light from the sun to reach Earth?
2. What is a light year?
Bell #5
- What is the outer surface of the sun’s atmosphere?
- What is the sun’s surface called?
Bell #6
What information do we know from where a star is plotted on the H-R diagram? (26.2 from text)
Weeks 1-2
Bell #0
Share something you gave away as a gift
Bell #1
Put 148,000 m in
scientific notation
Bell #2
What types of evidence did
Brahe, Kepler, or Galileo have
to support a heliocentric
solar system?
Bell #3
How come temperatures vary
so much between day and night
on the moon?
Bell #4
Why does Pluto
qualify as a dwarf planet
now?
Bell #5
Write down the names of the planets in order from closest to the sun
Bell #6
What are some general differences between theinner/outer planets?