Physical Science
What is the basic unit of matter?
An atom
What is 12 × 8?
96
What is a word that means the opposite of another word called?
An antonym
Who was the first president of the United States?
George Washington
What organelle is known as the powerhouse of the cell?
The mitochondria
What force pulls objects toward Earth?
Gravity
Solve: 2x + 6 = 14.
x = 4
What is the main character in a story called?
The protagonist
In what year did the American Revolution officially end with the Treaty of Paris?
1783
What molecule carries genetic information in living organisms?
DNA
What is the formula for speed?
Speed = distance ÷ time
What is the square root of 144?
12
What figure of speech compares two things using “like” or “as”?
A simile
What document declared the American colonies independent from Great Britain?
The Declaration of Independence
What process do plants use to convert light energy into chemical energy?
Photosynthesis
What is the energy of motion called?
Kinetic energy
What is the slope of the line y = 3x + 5?
3
What is the central message or lesson of a story called?
The theme
What war was fought between the Northern and Southern states of the United States?
The Civil War
What is the basic unit of life?
The cell
If a 10 kg object accelerates at 4 m/s², what is the net force?
40 N
What is the solution to x² − 9 = 0?
x = 3 or x = −3
What literary device gives human characteristics to non-human things?
Personification
What event began in 1929 and led to a severe worldwide economic crisis?
The Great Depression
What process produces two genetically identical daughter cells?
Mitosis