The oldest method of counting standard were...
fingers
Wound disinfector
iodine
Scientist, inventor, philosopher. The author of airship projects and rocket and space technology. One of the founders of astronautics.
K. E. Tsiolkovsky.
This bird is depicted on the emblem of New Zealand and is protected by the state.
kiwi
The extension of the text file is:1) docx;2) exe;3) xls;4) doc
It is necessary to preserve the normal enamel of human teeth
fluorine
The mass of one cubic meter of matter taken per unit volume.
density
What are the names of biologically active substances released by the glands of internal secretion?
hormones
What year was the first issue of Microsoft Office released?
1989
Why shouldn't plastic products be burned? Consequences of this reaction.
substances that can become destroyers of the ozone layer are released, dangerous for breathing
2 bricks were placed on a smooth board - one flat, and the other on a rib. Bricks weigh the same. Which brick will slip off first if you tilt the board?
both at the same time
In what fraction of the cerebral hemispheres is the visual zone?
occipital area
The external memory includes: Hard magnetic drives; Memory modules; Floppy disk; Flexible magnetic drives. Find the error
Memory modules
What royal drink did not any king drink? Name its composition.
nitrohydrochloric acid
Q=I2RΔt
joule lenz
What are the names of plastids that give the leaves a yellow, red, orange color?
Chromolayers
Minimal configuration of devices to work on the computer
system unit, keyboard, mouse, monitor
This substance in most сultures served as a symbol of constancy, unbreakable friendship and hospitality
salt
One of the basic laws of ideal gases: equal volumes of different gases at the same temperature and pressure contain the same number of molecules.
Avogadro Law
What crossing is used to establish the genotype of individuals that do not differ in phenotype
analytic