Force, Motion, and Newtons Laws
What is a push or pull on an object?
What is force!
Which of the following is a testable question
1.How do plants grow
2.What is the affect of fertilizer on the height of plants
2.What is the affect of fertilizer on the height of plants
0.3cm
Which tools are used to measure length
Ruler, tape measure, meter stick
Speed is...
When a net force acting on an object is zero and no change in motion occurs
Balanced Force
A hypothesis should be written as an ... and should mention both the dependent and independent variables
if then
What is the largest unit in the metric system
Kilo
Which tool is used to measure liquid
Graduated cylinder
To solve for distance do the following...
Multiply Speed X Time
An object at rest stays at rest and an object in motion stays in motion, in the same direction at the same speed, unless acted upon by...
An unbalanced force
What is the dependent variable
The variable that changes as a result of your experiment
How much bigger is a Deca than a unit
10x larger
Which unit is used to measure liquid in the metric system
Liter
To solve for speed...
Divide distance by time
For every action force there is an... reaction force
equal and opposite
The variable that you change on purpose to test its affect is called...
What is 25 cg in grams
0.25 g
Which unit is used to measure weight in the metric system
Grams
To solve for time...
Divide distance by speed
Which of Newton's Laws states that the greater the force, the greater the acceleration. The greater the mass, the greater the force needed for that same acceleration
The 2nd
A control variable is...
The variable that you keep the same so that it doesn't affect the outcome of your experiment
When converting meters to decimeters you should move the decimal to the... and...
Right and Multiply
Which unit is used to measure length in the metric system
Meter
If Lilah runs 20 meters in 40 seconds what is her speed
0.5 meters per second