Math
A $40 shirt is on sale for 25% off. How many dollars will you save?
What is $10
A paragraph explains that regular exercise strengthens the heart, improves sleep, and can reduce stress. What is the most likely main idea?
Exercise has several health benefits.
In an experiment, what do we call the variable that the experimenter deliberately changes?
Independent variable
Which branch of the U.S. government makes federal laws?
Legislative branch. Congress makes federal laws.
What is the largest ocean on Earth?
Pacific Ocean
You eat ½ of a pizza and your friend eats ¼. What fraction of the pizza remains?
What is 1/4
Jordan arrives at school soaked, carries a dripping umbrella, and shakes water from his jacket. What can you reasonably infer about the weather?
It was raining or had recently rained.
A phone battery lasts 8 hours at low screen brightness and 4 hours at high brightness. How much longer does it last at low brightness?
4 hours. 8-4=4
A soldier writes a letter describing life during the Civil War in 1863. What type of historical source is this letter?
Primary source. The letter was written during the historical period being studied.
Which organ pumps blood throughout the human body?
Heart
It pumps blood through the circulatory system.
Solve the equation: 3x+5=20
What is x = 5?
First, Mia applied for a job. Next, she attended an interview. Finally, she received a job offer. What happened second?
She attended an interview.
A student tests whether fertilizer affects plant height but gives one plant more sunlight than the other. Why is this experiment unfair?
Sunlight is an uncontrolled variable. Differences in plant growth might be caused by sunlight rather than fertilizer.
A drought destroys much of a region's wheat crop. If demand stays the same, what is likely to happen to the price of wheat?
It will likely increase. A smaller supply with unchanged demand generally pushes prices up.
What planet is known as the Red Planet?
Mars
Iron-rich material on its surface gives it its reddish appearance.
A line passes through the points (1,2) and (3,6). What is the slope of the line?
What is 2? Slope = (6-2) / (3-1) =2
Our town's public library is the most beautiful building in the state.” Is this statement a fact or an opinion?
Opinion
A moving bicycle has what type of energy because it is in motion?
Kinetic energy. Kinetic energy is the energy of motion.
A town's population increases from 8,000 to 10,000. How many people did the population increase by?
2,000 people. 10,000 - 8,000 = 2,000.
What do we call a word that has the opposite meaning of another word, such as “ancient” and “modern”?
Antonym
An antonym is a word with an opposite meaning.
Solve x² - 16 = 0. What are both possible values of x?
4 x = 4 or x = -4 Both values squared equal 16
An article describes how distracted driving causes crashes, provides accident statistics, and urges drivers to put away their phones. What is the author's most likely purpose?
To inform and persuade readers not to drive while distracted.
Researchers find that people who sleep more tend to earn higher test scores. Can they conclude from this finding alone that sleeping longer causes higher scores? Why or why not?
No. The finding shows an association, not proof of cause and effect. Other factors could influence scores.
The American colonies declared independence in 1776. The Revolutionary War continued until 1783. What does this timeline demonstrate about the relationship between declaring independence and achieving it through war?
Declaring independence and winning independence were separate events.
The declaration came first; the war continued for several more years.
Water freezes at 32°F at standard atmospheric pressure. What is that temperature in degrees Celsius?
0°C
Water freezes at 0°C under standard atmospheric pressure.