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