Science Crossword Puzzles

they are in the middle, they are shiny, conductors, and malleable, they are on the right, dull, not conductors, and brittle, the most basic component …

strand of dna or rna surrounded by a layer of protein that can infect and replicate in a host cell, long whiplike structure on bacteria, a mixture …

when two forces acting on an object are not equal in size or opposite in direction, resulting in a change in motion, when two forces acting on an …

breakdown of large, organic molecules into smaller, protein that function as biological catalyst, part of the enzyme that allows it to act as …

things in motion tend to stay in motion, it takes the earth a full year to do complete this motion, a shooting star headed towards the earth, …

it is defined as an operator on the wave function in quantum mechanics, a rapidly-emerging technology that harnesses the laws of quantum mechanics to …

a gas that can make balloons float or explode into a fiery mess, most wires are made of this metal, common radioactive element referred to in movies, …

it's a boring element, it's that yellow shiny stuff that everyone likes, put this in a balloon to make it float really high, can only be …

the second lightest element, its gas is used for advertising signs, the atomic number 8, has no stable isotopes, an nonreactive gas, more than 100 …

part of the atom comprising protons and neutrons (7), process that causes reactive metals to discolour in air (9), protons and neutrons have a …

the moment when a rocket begins its ascent from the launch pad, the process of collecting and transmitting data from a spacecraft to earth, the …

a reaction that absorbs energy, a reaction that releases energy, a substance that can increase the rate of a reaction without being used up, the …

energy is the _ to do work or cause a change in something, energy store of moving objects, energy stored in position, ‘energy can neither be _ nor …

these structures have digestive enzymes for destroying toxic materials in the cell, this nucleic acid bonds to an amino acid floating around the …

_ creators are left by meteorites, this word means moon, _ 's law says that nearby galaxies are moving away from us slowly, this planet is the …

the largest planet, smallest planet, blue gas giant, home of the giant red spot, share orbit with jupiter, evening star, home of crushing atmosphere, …

the reflection of sound that can be heard. (4), point where a longitudinal is squeezed together. (11), to move to and fro about a certain position …

made in a chemical reaction, can produce new compounds, more than one element joined together, table with all the elements on it, only one type of …

where carbon is originally located, non-living things, element that has to be converted through nitrogen fixation, process of chemical elements being …

energy that travels in waves, energy of an object due to its motion, energy resulting from a chemical reaction, changing of energy from one type to …

the basic structural and functional unit of life forms, the only type of cell used in mitosis, the process of the cell splitting for body cells, the …

type of asexual reproduction in bacteria where a cell splits in half, an association between a fungus and a bacteria or alga, type of bacterial dna …

flatworms, ciliated larvae of molluscs, arthropods have jointed _ , animals that lack a body cavity, specialized cells that engulf bacteria by …

material in which a solute dissolves, a mixture of two or more materials, separates soluble solids from liquids, a material that will dissolve in a …

what stand on end when we are cold, when we are hot, our body produces.........., the top layer of the skin, what gel can protect your skin from uv …

muscle that helps your lungs pull in air and push it out, muscular tube through which food passes from the pharynx to the stomach, tiny air sacs in …

an example of molecules and it composed of two elements hydrogen and oxygen, consists of different tissues organized together to perform, interaction …

positively charged center of an atom according to the cloud model, scientist who discovered the electron, model of the atom that was described as …

_ forces act between two objects that are physically touching, pressure applied to an object by another object e.g. picking up a pen, a force of …

mucous plug, a pregnancy that has reached 20 weeks but ends before 37 weeks, capacity to live outside the uterus, softening of the cervical tip …