SCIENCE
Which part of a plant is responsible for absorbing water and minerals from the soil?
A. Leaves B. Stem
C. Roots D.Flowers
C. Roots
A computer input device that is used to enter computer instructions and data into the computer.
Keyboard
A state of mater common to engineering materials?
Soild
Evaluate for x=11: What is the value of x+4?
15
What is the First Step of the Engineering Design Process?
Identifying the Problem
What are the products of anaerobic respiration in yeast?
A. Alcohol and Carbon dioxide
B.Carbon dioxide and glucose ]
C.Oxygen and alcohol
D.Glucose and oxygen
A. Alcohol and Carbon dioxide
An output device that shows images and text from the computer.
Monitor
Adding a metallic element to a metallic compound.
Alloying
What is 6+(−4)?
2
What two things determine whether or not engineering solutions are successful?
If it stays within the constraints and If it meets the criteria
What device records the distance traveled by a vehicle? A.Manometer B. Motometer C. Speedometer D.Odometer
D. Odometer
Which of the following is a valid email address?A.Johnbrown.com B.Johnbrown@com C.Johnbrowngmail.com D.Johnbrown@gmail.com
D. Johnbrown@gmail.com
Strength and durability is the key in selecting a material. True or False
True
What is the value of x in the equation x + 6 = 18?
12
An engineer has designed and built a prototype to improve the brake system of a car. What is the next step that the engineer should take in the process?
Test the prototype.
Acids Taste Sour.
A. True or B. False
A. True
Which one of the following is not a search engine? A. Chrome B. Altavista C. Yahoo D. Bing
A. Chrome
Cast irons are materials used in most engine combustion chambers. True or false
True
Write an algebraic expression for 77 more than the product of 2 and u.
2u+77
During which step of the Design Process do you experiment with the prototype under controlled conditions and collect /record data?
Test the Model
Which mirror is used for side view in vehicles? A. Convex B. Concave C.Plain D.None of these
A. Convex
How do you open a program such as Microsoft word when there are no icons on the desktop?
Click the start menu button and select the program from the menu.
Copper and Zinc are component elements of Bronze. True or false
False
What is [-3 x (4) x (2)]/-8?
3
If your initial design doesn't fully solve the problem or meet the challenge, you must go back and revise your plan. This is part of which step in the Design Process?
Redesign and Reflect