Vocabulary
The total length of the path covered by an object during motion, regardless of direction.
Distance
A track star sprints 100m West in 30s. What is the track star's velocity?
3.33 m/s
How are observations made?
With your 5 senses
Describe an object with constant velocity.
9.8m/s/s
Speed in a given direction
Velocity
An airplane flies East from Denver to New York. It travels 800km in 4hrs. What is the airplanes velcity?
200km/hr
What is the second step in the scientific method?
The hypothesis
Describe an object that is accelerating.
Must have a change in speed, direction or both and correct units.
How many bones are there in the mature human body?
206
A change in velocity.
Acceleration
What does GUTA stand for and how is it used?
G-given
U-Unknow
T-Tool
U-Unknown
Write the given information under the G. Write what the question is asking you to solve for under the U. Write the formula or tool under the T. Solve the problem with the correct units under the A.
What is the point of an experiment?
To test the hypothesis
What is the purpose of using UNITS?
They give meaning to the number
Name the planets in our Solar System in order?
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
The measurement of an object's overall change in position, defined as the straight line distance and direction from the starting point to the end point.
Displacement
How long does it take a car traveling at 60km/hr to drive a distance of 45km?
0.75hrs
What are ways that data can be represented?
Graphs, tables, observations
What are units for distance?
What is Colorado's state rock? Where in the United States is a great representation of the rock?
Marble, the Lincoln Memorial in D.C.
A physical quantity possessing both magnitude and specific. direction
Vector
What is the velocity of a car if it accelerates at 2m/s/s over the span of 5s?
10m/s
What is the difference between qualitative and quantitative data?
Qualitative - describes the data
Quantitative - data is represented in numbers
What are the units for acceleration?
m/s/s, km/hr/hr
How many chromosomes do humans have?
2 sets of 23, or 46 chromosomes.