WorksheetsCheckpoint #1 Review
Total questions: 15
Worksheet time: 1hrs 15mins
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Mrs. Sebesta's oven is heated to 390°C. How many degrees above the boiling point of water is this temperature?
90°C
290°C
190°C
390°C
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A group of students is performing an investigation to measure how much liquid water is produced from a 10 L sample of snow. What must occur in order for the students to perform this investigation?
The sample must be kept in a freezer.
The temperature of the sample must change.
The investigation must be performed outside.
The physical state of the sample must remain the same.
A lab team made a mixture of iron filings and sand. Which tool will best help students separate the mixture?
Magnet
Strainer or sieve
Paper filter
Boiling water
A student made fruit salad. Unfortunately, her sister doesn't like grapes. Which property of the fruit makes the mixture easy to separate?
The fruits all float in water.
The fruits are all solids.
The fruits are all soluble in water.
The fruits have equal mass.
What change occurs when lime juice is combined with water?
The volume of the water decreases.
The lime juice spreads evenly throughout the water.
The lime juice changes its physical state.
THe water becomes magnetic.
