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