A speedometer shows the __________ speed of a vehicle.
instantaneous
100
When you swim in a pool you are using what friction?
fluid
100
Newton's first law of motion states that an object will not experience a change in motion unless acted upon by a(n) _________ force.
unbalanced
100
When you stand on a bathrrom scale, it displays the ___________ ________ that Earth is exerting on you.
gravitational force
200
There are 1,000 meters in a
kilometer
200
The _______ speed of an object is found by dividing the total distance by the total time.
average
200
When you rub your palms together you are using what friction?
sliding
200
To increase acceleration of an object, you reduce its ______ or increase the applied force.
mass
200
Friction acts in a direction _________ to the direction of the object's motion
opposite
300
The Si unit for speed is
m/s
300
To describe an object's motion, you need to know both its speed and its __________.
direction
300
When you skateboard on a ramp you are using what friction?
rolling
300
Newton's second law of motion states that an object's acceleration depends on its _________ and on the net force acting on it.
mass
300
the applied force required to push something across a surface __________ as friction increases.
increases
400
The slope of a line is found by ________ to rise by the run.
dividing
400
Alfonso ran the 1,000 meter race in 2 minutes. Alfonso's average speed was _______ m/min
500 m/min
400
When you push a desk and it doesnt move you are using what friction?
static
400
Newton's third law of motion states that if one object exerts a force on another object, then the second object exerts a force of equal strength in the ______ direction.
opposite
400
Force is measured in a unit called __________.
Newtons
500
The SI unit for acceleration is
m/s2
500
Alfonso ran the 1,500 meter race in 2 minutes. Alfonso's average speed was _______ m/min
750 m/min
500
When birds fly they are using what type of friction?
fluid
500
Resistance to change in motion is called __________.
intertia
500
The smaller the mass of an object, the _____ intertia is has.