A) Mass is lost B) Form stays the same C) Composition changes D) Composition stays the same
A) formation of a precipitate B) color change C) formation of a gas D) melting of a solid
A) Both a physical and chemical change B) Physical change C) Chemical change D) Neither a physical or chemical change
A) A blue solution is mixed with a yellow solution and a green solution results. B) A blue solution is mixed with a yellow solution and a brown solid is formed. 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) sharpening a pencil B) melting ice C) an explosion of dynamite D) melting ice
A) They do not move. B) They move very fast in all directions. C) They are always moving. D) They move past each other slowly.
A) A metal turns to liquid at a certain temperature. B) A painter coats a building with red paint. C) A freshly waxed floor has a bright shine. D) A silver statue begins to tarnish.
A) Physical change B) Chemical change C) Chemical fusion D) Nuclear reaction
A) a physical property B) a state of matter C) a chemical property D) a physical change
A) Chemical Change B) Neither a physical or chemical change C) Both a physical and 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) light B) sound C) air D) magnetism
A) A cloud quickly changes shape when blown by wind. B) A melting block of ice leaves a large puddle. 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) Baking a birthday cake for your mother. 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. |