Science
The prefix milli means
0.001
1m= blank km
0.001 km
5 dg= blank dkg
0.05 dkg
1 m= blank mm
1,000 mm
A person sprints 100 m in 10 seconds what is their average speed
10 m/s
Inertia is Newtons what law
1st
A car speeds up from 0 m/s to 50 m/s in 10 s what is the acceleration
5 m/s/s
The graph below shows
Constant Speed
What is the SI base unit for temperature
Kelvin
A stretched rubber band possesses
Potential energu
What is another name for the metric system
SI system
A semi truck and a motorcycle both travel at 30 m/s. Which has more momentum?
Semi Truck
The idea that the universe began as a singularity which then exploded is called
The big bang
At what point is the kinetic energy of a swinging pendulum the greatest
The lowest point
The prefix kilo means
Thousand
If you move to the moon, your ____________ will change. But your blank will remain the same
Weight, mass
A force
all of the above
Acceleration is
change in velocity over time
A cat chasing a mouse converts balnk energy to blank energy
chemical, mechanical
One car is traveling 65 mph west and another is traveling 65 mph east the cars have
different velocities
Force of gravity increases when
distance decreases
When forces on an object are balanced the motion of the object
does not change
A ligh bulb converts ___ energy to blank energy
electromagnetic to heat
The universe is make up of mostly
empty space
The SI base unit for bass is
kg
A measure of the amount of matter in an object is
mass
A waterfall turning a turbine converts blank energy to blank energy
mechical to elecromagtic
A star generates energy by
nuclear fusion
What is a dependent variable?
number of people
After starting a conclusion what is the next step in the scientfic method
retest
What tool is used to measure weight
scale
A soccer ball and a coffee filter are dropped from an airplane which will hit the ground first
soccer ball
Velocity is:
speed in a specific direction
Which is the first step in the scientific method
state the problem
A roller coaster at the top of a hill possesses energy
true
What is the independent variable in the graph below
types of fruit
A measure of the gravitational force exerted on an object is
weight
dependent variable is always on the
y-axis