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100

The most important safety rule is?

Follow all instructions

100

Name 2 units of temperature.

C, F, or K 

100
  • What is the mean (Average) of 40, 50, 25, 12, 14, 24, 10?
25
100
A way of organizing elements based on their chemical properties is the:

Periodic Table

100
  • The expression “per” as in miles per hour or meters per second means:

Divide

100
  • A man throws a burrito across the restaurant 15 meters in 5 seconds. How fast was the burrito flying?

3 m/s

100

Covalent bonds do what? 

Share or Transfer Electrons

Share Electrons

100
  • Weight depends on Mass and ________:

Gravity

100
  • Which of newton’s laws in the law of inertia?

1st

100
  • The equation used to calculate work when force is applied to move an object some distance is:

W= Force X Distance

100
  • A 1,000-Watt microwave oven takes 90 seconds to heat a bowl of soup. How many joules of energy does it use?

90,000 J

100

How many ducks (Duck power) equals 1 horsepower?

300

200

The reason for wearing safety goggles in a lab is to?

Protect eyesight

200

The SI unit to measure time is:

seconds

200

This is always zero (0)

Origin

200

What does the Arrow "->" mean?

to produce or yield

200

Speed is:

  • Calculated by dividing the distance traveled by the time taken.
  • Zero for objects at rest.
  • A measure of how quickly an object gets from one place to another.

All of the above

All of the above

200

A dog runs 20 meters in at a rate of 4 m/s. How long did it take the dog?

5 s

200

Ionic Bonds do what?

Share or Transfer Electrons

Transfer


200
  • A force that resists motion is called:

Friction

200
  • Which of newton’s laws is F=MA

2nd

200
  • Energy is measured in units of:

Joules

200

1 Horsepower equals how many watts?

746 watts

300

Name 2 safety devices found in the lab:

Fire extinguisher, Emergency Shower, Eyewash Station, Fire Blanket, Safety Glasses, Apron, Lab coat, 

300

Which is NOT a unit of distance?

  • Mile
  • Inch
  • Newton
  • Meter

Newton

300

Where you can find the meanings of symbols on a map.

Legend

300
  • Which of the following is the LEAST reactive group?
  • Alkali Metals
  • Group 2 metals
  • Noble Gases
  • Halogens

Noble Gases

300
  • Marissa and her family travel from Slidell, Louisiana to Memphis, Tennessee. When Marissa divides the total distance they traveled by the total time they were traveling, she is calculating their:

Average Speed

300
  • What is the speed of a car that travels 600 miles in 5 hours?

120 mph

300

The acceleration due to gravity is:




  • 9.8 m/s2
  • Signified by the letter g
  • A downward acceleration
  • All of the above
300
  • When the forces on an object are balanced, we say that the object:

in Equilibrium 

300
  • Which of newton’s laws is Action/Reaction

3rd

300
  • What is the units for Power?

Watts

300
  • A lever rotates around a fixed point called a:

Fulcrum

400

What does PPE stand for?

Personal Protective Equipment

400
  • The SI unit of force preferred by scientists is the:

Newton

400

27.    A graph can be described as: 



A.    A mathematical Diagram 

B.    A scientific model

C.    A way to show relationships between variables 

D.    All of the above

400

:   CH4 + O2 → CO2 + H2O

What are the products?

CO2 and H2O

400
  • What is the speed of a jet plane that travels 3,000 meters in 10 seconds?

300 m/s

400

What is the distance? 

speed = 56 m/s

Time = 3 minutes 

(Hint: convert to seconds)

10,080 m

400
  • How many different amino acids are involved in making the thousands of proteins in the human body?

20

400
  • A 20 kg dog on ice skates is accelerating at 2 m/s2. What is the net force on the dog?

40 N

400
  • What is the momentum of a 0.15 kg baseball moving at 20 m/s?

3 kg*m/s

400
  • A motor does 5,000 joules of work in 20 seconds. What is the power of the motor?

250 Watts

400
  • A rope and pulley system has an input of 2.5 N and an output force of 10 N. What is the mechanical advantage of the system?

4

500
  • When  Janet  is  measuring  water  for  her  experiment,  the  beaker  slips  from  her  hand  and  breaks  on  the  counter.   What  should  she  do?  

Tell  the  teacher  immediately  and  warn  classmates to   stay  clear  until the   teacher  can  properly  dispose  of  the  broken  glass.  

500
  • How many seconds are in 3 days?

259,200 s

500
  • From home, you walk 7 blocks north and then walk 4 blocks south. Your distance from home is:

3 blocks

500

:   CH4 + O2 → CO2 + H2O

What are the reactants?

CH4 and O2

500
  • If an automobile travels at 30.0 m/s for 2 minutes, how far has the car traveled?

60 m

500
Find Time:

Speed 32 m/s

Distance 43 m 


1.34 s

500

Give me an example of Newton's 1st law. 

Answers vary

500
  • The property of matter that resists changes in motion is:

Inertia

500

Which Law is this? 

A soccer ball applies equal force to a foot after its been kicked. 

3rd

500
  • A machine does 1,500 Joules of work in 30 seconds. What is the power of this machine?

50 Watts

500

Who invented the steam engine and explained horsepower?

James Watt