Examlex
Which force can act over distances comparable to the distance between planets?
Puncture
A small hole made by a sharp object such as a needle or nail.
Needles
Thin, sharp objects typically made of metal, used for sewing or as part of medical instruments to inject or draw fluids.
Needles
Thin, pointed metal implements used for sewing or medical purposes, such as stitching fabric or administering injections.
Dip
A thick sauce in which pieces of food are dunked before eating.
Q15: What is the f-number of a camera
Q21: If the principal quantum number for hydrogen
Q23: Legend says that Archimedes, in determining whether
Q24: A mass is bouncing on the end
Q43: A 1 000-kg experimental rocket sled at
Q51: A neutron in a nuclear reactor makes
Q66: The dimensional equivalent of the quantity impulse
Q74: The quantity "angular momentum" (in terms of
Q82: If protons have a half-life of 10<sup>31</sup>
Q87: A sled weighs 100 N.It is