1)magnification goes by 10x (read 10 times), 100x,1000x and some goes 10,000x
2)Always focus first using lowest power possible first, switch to medium power (100x) after it's focused on low power(10x), on 100x, use the small knob to focus it more. DO NOT touch the bigger nob when in medium or high power. Switch to high power (100x) when it is focused on medium power, again focus again using the small knob on high power.
3) So it doesn't gather dust and fog up the lense? that one should be self explanatory
Answer:
1. Polonium
2. Mercury
3. Arsenic
4. Francium
5. Lead
<em>these</em><em> </em><em>5</em><em> </em><em>elements</em><em> </em><em>are</em><em> </em><em>very</em><em> </em><em>very</em><em> </em><em>dan</em><em>gerous</em><em>.</em><em>.</em><em>.</em>
<em>hope</em><em> </em><em>it</em><em> </em><em>helps</em><em> </em><em>u</em><em> </em><em>plz</em><em> </em><em>mark</em><em> </em><em>as</em><em> </em><em>bra</em><em>inlist</em>
Answer:These include closing the doors and windows in the evenings to prevent entry of mosquitoes into human dwellings; using mosquito repellant lotions, creams.
Explanation:
Answer:
relating to or determined by the origin, development, or causal antecedents of something
Explanation: