Which metric unit (including prefix) is most commonly used to measure the height of humans?
centimeter (cm)
100
If 1 m = 1000 mm, then
5 m = ? mm
5 m = 5000 mm
100
If 1 kg = 1000g, then
3 kg = ? g
3 kg = 3000 g
100
If your body is the system, what are the 2 main variables that affect your weight?
food intake and amount of exercise
200
What is the basic metric unit for length?
the meter
200
What is the basic metric unit for measuring mass?
grams
200
If 1 m = 100 cm, then
3.6 m = ? cm
3.6 m = 360 cm
200
If 1 m = 100 cm, then
790 cm = ? m
790 cm = 7.9 m
200
Why should experiments only change one variable at a time?
Experiments should only change one variable at a time so we know exactly what is affecting the dependent variable.
300
What are the 2 parts of a measurement?
number and unit
300
The Metric System is a base ____ system
base 10 system
300
If 1 kg = 1000 g, then
320 g = ? kg
320 g = 0.32 kg
300
If 1 kg = 1000 g, then
1.85 kg = ? g
1.85 kg = 1850 g
300
What is the relationship between an independent variable and a dependent variable?
The dependent variable depends on the independent variable. When the independent variable is changed, the dependent variable changes as well.
400
What does the prefix "centi" mean?
100 times smaller
400
What does the prefix "milli" mean?
1000 times smaller
400
If 1 m = 1000 mm, then
540 mm = ? m
540 mm = 0.54 m
400
If 1 m = 1000 mm, then
9.05 m = ? mm
9.05 m = 9050 mm
400
List 3 independent variables for your test grade.
Answers could include: amount of sleep, amount you studied, if you are breakfast or not...etc
500
What is the difference between mass and weight?
Mass doesn't change on location. Weight is mass multiplied by gravity, so it does change based on location (gravity)
500
What does the prefix "kilo" mean?
1000 times bigger
500
If 1m = 100cm, and 1m = 1000mm, then
75cm = ? mm
75cm = 750mm
500
If 1m = 100cm and 1m = 1000mm, then
1234mm = ? cm
1234mm = 123.4cm
500
The height of the ramp and weight can both affect the speed of the car rolling down the ramp. Identify the independent variable and dependent variable.
Independent variable = height of ramp and weight.
Dependent variable = speed of the car