A) Composition changes B) Form stays the same C) Composition stays the same D) Mass is lost
A) formation of a precipitate B) formation of a gas C) color change D) melting of a solid
A) Both a physical and chemical change B) Neither a physical or chemical change C) Physical change D) Chemical change
A) A blue solution is mixed with a yellow solution and a brown solid is formed. B) Ice is placed in a beaker and heated until it melts. C) A blue solution is mixed with a yellow solution and a green solution results. D) A strip of magnesium ribbon is broken into many small pieces.
A) melting ice B) melting ice C) an explosion of dynamite D) sharpening a pencil
A) They do not move. B) They move past each other slowly. C) They move very fast in all directions. D) They are always moving.
A) A silver statue begins to tarnish. B) A painter coats a building with red paint. C) A freshly waxed floor has a bright shine. D) A metal turns to liquid at a certain temperature.
A) Physical change B) Chemical fusion C) Nuclear reaction D) Chemical change
A) a physical property B) a chemical property C) a state of matter D) a physical change
A) Chemical Change B) Physical Change C) Neither a physical or chemical change D) Both a physical and chemical change
A) scrap iron rusting over time B) charcoal burning in a grill C) metal melting in very high heat D) lettuce rotting in the refrigerator
A) light B) air C) magnetism D) sound
A) A melting block of ice leaves a large puddle. B) A cloud quickly changes shape when blown by wind. C) A rotting potato gives off a bad smell. D) A plaster statue breaks when it falls onto the floor.
A) A glass cup falls from the counter and shatters on the ground. B) Lighting a piece of paper on fire and the paper burns up and leaves ashes. C) Baking a birthday cake for your mother. D) Mixing baking soda and vinegar together, and this causes bubbles and foam. |