Force
True or False: All things in the universe are contantly in motion.
True
What is the rate of doing work?
A. Power
B. Speed
C. Acceleration
D. Force
A. Power
True or False: A windmill is 100% efficent?
False
Newton's 1st law of motion relates to what scientific idea?
A. Inertia
B. Friction
C. Gravity
D. Force
A. Inertia
Are worker bees male, female, or both?
A. Male
B. Female
C. Both
B. Female
A push or pull on an object is:
A. Gravity
B. Friction
C. Force
D. Work
C. Force
What is the formula for calculating power?
A. Force multiplied by distance
B. Work divided by time
C. Weight multiplied gravity
D. Mass divided acceleration
B. Work divided by time
A machine shovel moves dirt at the rate of 1,100 pounds of dirt 1 foot in 1 second. How many horsepower is this?
A. 1
B. 2
C. 550
D. 1,100
B. 2
Which law of motion states that, "For ever action there is an equal and opposite reaction"?
A. Gravitation
B. 1st
C. 2nd
D. 3rd
D. 3rd
What food is the most ordered in America?
A. Pizza
B. Salad
C. Tacos
D. Fried Chicken
D. Fried Chicken
What force opposes the motion of moving objects?
A. Gravity
B. Horsepower
C. Inertia
D. Friction
D. Friction
What is the metric measurement of work?
A. Foot-Pound
B. Pounds-Seconds
C. Newton-Meter
D. Watts-Seonds
C. Newton-Meter
Who deveopled the standard unit of horsepower?
A. Isaac Newton
B. James Watt
C. Albert Einstein
D James Joule
B. James Watt
Which law of motions give us a reason to have brakes for our cars?
A. Gravitation
B. 1st
C. 2nd
D. 3rd
B. 1st
What color are zebras’ strips when they are first born typically?
A. White
B. Brown
C. Black
D. They are not born with stripes.
B. Brown
The force which attracts all objects together is called:
A. Energy
B. Magnetism
C. Gravity
D. Friction
C. Gravity
A truck has a horsepower of 200. A bus has a horsepower of 275. Which can accomplish more work?
A. Truck
B. Bus
C. Both can accomplsh equal amounts.
C. Both can accomplsh equal amounts.
1 horsepower is equal to what?
A. 1 foot-pounds per second
B. 550 foot-pounds per second
C. 1100 foot-pounds per second
D. 1500 foot-pounds per second
B. 550 foot-pounds per second
Which law, described by Isaac Newton, reveals that the distance between two objects will affect the force between them?
A. Gravitation
B. 1st
C. 2nd
D. 3rd
A. Gravitation
Where did the Olympic games originate?
A. Great Britian
B. Greece
C. Russia
D. The United States
B. Greece
What is the formula for calculating force?
A. Mass x Acceleration
B. Weight x Distance
C. Push x Pull
D. Speed x Gravity
A. Mass x Acceleration
Bob weighs 80 pounds. He ran up the steps which rose 14 feet. Fred weighs 110 pounds. He ran up the same steps as Bob. If both boys reached the top of the 14-foot stairs at the same time, which boy had the greatest horsepower?
A. Fred
B. Bob
C. Their horsepower is equal
A. Fred
What does the work principle state?
A. Machines always need more input than output.
B. Machines always need more output than input.
C. Machines always have equal input as output.
D. Machines are 100% efficent.
A. Machines always need more input than output.
Newton's discovery concerning how fast an object will change speed is the:
A. Gravitation
B. 1st
C. 2nd
D. 3rd
C. 2nd
Which type of mammal lives the longest?
A. Whales
B. Humans
C. Rhinos
D. Elephants
A. Whales
Bowhead whale. They can live up to 200 years!