Science

2. - the primary unit of temperature.
4. - a silvery-white metal that is soft enough to be cut with a knife with little force.
5. - the severity of earthquake shaking and its effects on people and their environment.
7. - a change in thedirection of waves as they pass from one medium to another.
9. - most primitive forms but the most diverse among unicellular eukaryotic organisms.
10. 𝐧𝐮𝐦𝐛𝐞𝐫 - the number of a chemical element in the periodic system, whereby the elements are arranged in order of increasing number of protons in the nucleus.
11. 𝐓𝐡𝐞𝐨𝐫𝐲 - the idea that a spinning cloud of dust made of mostly light elements, called a nebula, flattened into a protoplanetary disk, and became a solar system consisting of a star with orbiting planets.
12. 𝐜𝐫𝐨𝐬𝐬 - a genetic cross made to examine the distribution of one specific set of alleles in the resulting offspring.
13. 𝐥𝐨𝐚𝐝 - an electrical device that converts electrical energy to heat.
16. - the mostly-solid bulk of Earth's interior.
17. - the transition from the solid phase to the gas phase without passing through an intermediate liquid phase.
18. 𝐰𝐚𝐯𝐞𝐬 - a type of surface wave that travels near the surface of solids.
19. - an instrument that detects and measures earthquake waves.

1. - the division of the cell's cytoplasm.
3. - the force acting aganst or opposite an object in contact with which makes the movement of the object slow down.
5. - the tendency of an object to maintain its state of rest or of uniform velocity in a straight line.
6. - the ability of an atom to attract to itself an electron pair shared with another atom in a chemical bond.
8. - composed of molecules that move freely among themselves but do not tend to separate.
14. - a small pouch that stores bile.
15. - a substance that acts as a catalyst in living organisms, regulating the rate at which chemical reactions proceed without itself being altered in the process.