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