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