Mass/Weight
What unit would you use to measure the weight of a pencil?
Grams
What is the most accurate tool for measuring liquid volume?
Graduated cylinder
What tool measures length in cm?
ruler
What tool do you use to measure time?
Stopwatch
What is a testable question?
A question that can be answered through experimentation
If a bag of flour weights 2 kg, how many grams does it weigh?
2,000 g
How many mL are in 1 L?
1,000 mL
How many meters are there in 1 km?
1,000 m
Explain how temperature affects the state of matter
Temperature can change solids to liquids and liquids to gases (increasing)
What are variables?
Factors that can change in an experiment
Which tool would you use to find the mass of an object?
balance scale or digital scale
Which tool would you use to measure 250 mL of water?
Beaker
What is the best tool to measure the length of a room?
If a race takes 90 seconds, how many minutes is that? (decimal)
1.5 min.
What is a hypothesis?
An educated guess about the outcome of an experiment
What is the difference between mass and weight?
Mass is the amount of matter an object has, weight is the pull of gravity on that mass (object)
What is the volume of a cube with 2 cm sides?
8 cubic cm
How would you convert 150 cm to meters?
1.5 m
What is the time taken for the earth to complete one rotation?
24 hours?
Describe the importance of repetition in an experiment
To ensure the reliability of the results
How would you measure 5 kg of apples?
Use a digital scale
Describe a method to measure the volume of an irregular object?
water displacement
What is the proper measurement for distance?
meters
What is the scientific unit for temperature?
Celsius
What is the control of an experiment?
A standard of comparison