forces that are not equal and cause a change in an objects motion are called...
unbalanced forces
100
Which system is responsible for gas exchange?
What is the respiratory system
100
what is the formula for speed?
What is s=d/t
100
How many elements are found in H2O?
What is 2 elements- Hydrogen and Oxygen
100
Explain what a constant speed looks like on a motion graph
What is a straight diagonal line / or \
200
forces that cancel each other out and do not cause movement are called...
balanced forces
200
What is the job of the muscular system?
To cause movement
200
Mr. Wegman drove 160 miles to his relatives house. The trip took him 2 hours. What was his average speed?
What is 80m/h
200
On object at rest has what type of force acting on it? Balanced or unbalanced
What is BALANCED
200
A steep line on a motion graph represents what type of speed?
What is a fast speed
300
A push or a pull...
What is force
300
What system is responsible for transporting oxygen throughout the body?
What is the circulatory system.
300
At which position would a car have more potential energy? Top of a hill or the bottom?
What is the top.
300
This system is responsible for filtering liquid waste
What is the excretory system
300
A horizontal line on a motion graph represents what type of motion?
No movement... object is at rest
400
What is the force that is controls the motion in our solar system?
What is gravity
400
Which system is the framework for the body?
What is the skeletal system.
400
During photosynthesis, a plant uses radiant energy from the sun and transforms it into what type of energy?
What is chemical energy
400
What is the control center of a cell where the chromosomes are located?
Nucleus
500
Tony pulls a toy left using 10N of force. Betty pulls back to the right with 15N. Which direction will the toy move and by how much? BONUS: Balanced or unbalanced forces?
The toy will accelerate right with 5N of force
UNBALANCED
500
What system breaks down food into nutrients to be absorbed into the bloodstream?
What is the digestive system.
500
Dan ran 45m in 15s. What was his speed?
What is 3m/s
500
why are the beaks of the Galapagos finches shaped differently?