Changes To Matter Scope Assessment Question Preview (ID: 54392)


Changes To Matter Scope Assessment. TEACHERS: click here for quick copy question ID numbers.

Matter can alter its form through a chemical change or through a physical change. No matter what type of change it is, every time matter alters its form-
a) the matter releases heat
b) some of the matter is destroyed
c) new matter will be created
d) the amount of matter is the same

A student placed a beaker of water near a window in the classroom and recorded the volume of the water for 3 weeks. Week 1 it was 100 mL Week 3 it was 22mL. What volume of liquid water was converted to water vapor that entered the air over the weeks?
a) 22mL
b) 78mL
c) 100mL
d) 122mL

A student places 100 grams of water and 50 grams of ice into a beaker. Which of the following is the best prediction for the mass of the contents of the beaker after the ice has melted into the water?
a) 25 grams
b) 50 grams
c) 100 grams
d) 150 grams

A student dissolved sugar into 300 mL of water. The mass of the water is 300 grams and the mass of the beaker is 24.7 grams. What was the mass of the sugar that was dissolved into the water?
a) 5.2 grams
b) 10.5 grams
c) 35.2 grams
d) 264.8 grams

A student has a dish with a mass of 72 grams. The students places 12 grams of butter in the dish and melts the butter. Which of the following best describes the mass of the dish and butter together before and after melting?
a) Before: 84 g and After: 72 g
b) Before: 84 g and After: 87 g
c) Before: 84 g and After: 84 g
d) Before: 72 g and After: 12 g

When you add heat to ice and cause it to melt, which of the following is true?
a) The ice cube gains more mass
b) The ice cube loses some mass
c) The mass of the ice cube stays the same
d) The ice cube has no mass

When lemon juice and baking soda are mixed, a chemical change occurs. when this happens the mass-
a) stays the same
b) increases
c) decreases
d) disappears

A crayon was left in a hot car for several sunny days. The crayon most likely
a) melted and changed shape
b) melted and loss mass
c) froze and changed shape
d) melted and changed color

When baking soda and vinegar are mixed, a gas is formed. This is known as a -
a) change from a liquid to a solid
b) change from a gas to a liquid
c) melting
d) chemical reaction

Melting and freezing will cause a change in the-
a) weight
b) color
c) state of matter
d) chemical reaction

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