A) Composition changes B) Mass is lost C) Form stays the same D) Composition stays the same
A) formation of a precipitate B) color change C) melting of a solid D) formation of a gas
A) Neither a physical or chemical change B) Both a physical and 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) A blue solution is mixed with a yellow solution and a green solution results. C) A strip of magnesium ribbon is broken into many small pieces. D) Ice is placed in a beaker and heated until it melts.
A) melting ice B) an explosion of dynamite C) sharpening a pencil D) melting ice
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 metal turns to liquid at a certain temperature. B) A freshly waxed floor has a bright shine. C) A painter coats a building with red paint. D) A silver statue begins to tarnish.
A) Chemical fusion B) Chemical change C) Physical change D) Nuclear reaction
A) a physical change B) a state of matter C) a physical property D) a chemical property
A) Chemical Change B) Both a physical and chemical change C) Physical Change D) Neither a physical or chemical change
A) charcoal burning in a grill B) lettuce rotting in the refrigerator C) metal melting in very high heat D) scrap iron rusting over time
A) light B) sound C) magnetism D) air
A) A rotting potato gives off a bad smell. B) A plaster statue breaks when it falls onto the floor. C) A cloud quickly changes shape when blown by wind. D) A melting block of ice leaves a large puddle.
A) Mixing baking soda and vinegar together, and this causes bubbles and foam. B) Baking a birthday cake for your mother. C) Lighting a piece of paper on fire and the paper burns up and leaves ashes. D) A glass cup falls from the counter and shatters on the ground. |