○○○ get-rich-quick ⪢⪢
The only free cheese is in the mousetrap.
Be careful of those offering you a _____ scheme or a
system or a miracle cure because it's most definitely a trap.
You are the mouse and they are holding up the free cheese.
http://qindex.info/i.php?x=9909
○○○ nebula ⪢⪢
The solar
system came into being about 4.5 billion years ago when a cloud of interstellar gas and dust collapsed resulting in a solar nebula, a swirling disk of material that collided to form the solar
system.
http://qindex.info/i.php?x=11710
○○○ Pluto ⪢⪢
When _____ was discovered in 1930, it was named the 9th planet of the solar
system. More than 75 years later, that planetary status revoked and _____ was demoted to a dwarf planet.
→ revoke, demote #Greece
http://qindex.info/i.php?x=11711
○○○ hypersonic ⪢⪢
U.S. officials now believe the objects are mostly likely not secret U.S. technology but they worry they could be advanced
systems by another country, potentially Russia or China, both known to test hypersonic
systems.
http://qindex.info/i.php?x=15561
○○○ drift ⪢⪢
More than that, the sun is what holds the solar
system together. It's massive gravity is what keeps the earth and all the other planets circling around it instead of drifting off into space.
http://qindex.info/i.php?x=19742
○○○ Javelin ⪢⪢
The FGM-148 Javelin is a man-portable fire-and-forget anti-tank missile manufactured in the United States by Texas Instruments which is now Raytheon Missile
Systems and Martin Marietta which is now Lockheed Martin.
http://qindex.info/i.php?x=20359
• metric length
We can measure how long things are, or how tall or how far apart they are.
The meter is the basic measurement of length in the metric
system.
How far is it across this patch of grass?
http://qindex.info/i.php?x=5046
• Present Perfect
Scientists say they have found evidence of a giant planet in the solar
system. There have only been two true planets discovered since ancient times. Planets have been predicted before and then were not found.
http://qindex.info/i.php?x=4149
◌◌◌ ear
flappy, appendage, nasty, chorda tympani, cluck, cochlea, menace, earwax, eustachian tube, vestibular
system, slosh, stereocilia
http://qindex.info/i.php?x=4355