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US Grade 8 STEM Lab Test 6

K-12 » Category

Author: TestGru Team (Education Specialist)

20 questions · All questions on one page

Prepared with up-to-date content
K-12 Grade 8 Stem Lab Middle School (Grade 8, USA Common Core) USA USA Common Core & NGSS
What is this test? for Grade 8 Stem Lab practice (Middle School 6-8, USA Common Core) — Middle School (Grade 8, USA Common Core) level, USA.
Is this for you? For Middle School students (Grade 8, 6-8) — if you are in Middle School, this is for you.
Section: K-12 Grade 8 Stem Lab · Education: Middle School · Part: K-12 Grade 8 Stem Lab · Country: USA

A regular habit of taking practice tests makes learned information stick and is one of the most important factors directly affecting exam success.

This test will help you gauge your knowledge in your field and manage your exam prep more efficiently.

By solving this test of 20 questions, you can both test your knowledge and identify the topics you need to improve.

Question 1
Which is the best example of: a hypothesis??
A) a proven fact
B) an educated guess tested by experiments
C) a math error
D) a story ending
Question 2
Which is the best example of: l measures temperature??
A) a scale
B) a ruler
C) a clock
D) a thermometer
Question 3
Which is the best example of: l measures length??
A) a ruler
B) a clock
C) a beaker
D) a thermometer
Question 4
Which is the best example of: gravity??
A) the force pulling objects toward Earth
B) sound
C) light
D) wind
Question 5
Which is the best example of: the water cycle??
A) a recipe
B) water moving through evaporation, condensation, precipitation
C) a dance
D) a bike ride
Question 6
Which is the best example of: an observation??
A) sleeping
B) guessing blindly
C) watching and noting what happens
D) running away
Question 7
Which is the best example of: a model??
A) a toy car only
B) a song
C) a small copy that shows how something works
D) a painting
Question 8
Which is the best example of: s 'dissolve' mean??
A) to break
B) to burn
C) a solid mixing into liquid, like sugar in water
D) to freeze
Question 9
Which is the best example of: a shadow??
A) a light
B) a dark shape when light is blocked
C) a sound
D) a color
Question 10
Which is the best example of: lants need sunlight??
A) to hide
B) to sleep
C) to drink
D) to make food by photosynthesis
Question 11
Which is the best example of: a fossil??
A) a new toy
B) remains of ancient living things in rock
C) a live animal
D) a fresh leaf
Question 12
Which is the best example of: the North Star??
A) a planet
B) a star that shows north direction
C) the Sun
D) the Moon
Question 13
Which is the best example of: ses day and night??
A) Earth spinning on its axis
B) the Moon stopping
C) clouds
D) the Sun moving
Question 14
Which is the best example of: soil??
A) solid rock
B) fresh air
C) loose earth where plants grow
D) clean water
Question 15
Which is the best example of: metamorphosis??
A) moving fast
B) changing color
C) change of form, like caterpillar to butterfly
D) growing taller
Question 16
Which is the best example of: a circuit??
A) a path electricity flows through
B) a circle drawing
C) a race track
D) a sandwich
Question 17
Which is the best example of: a lever??
A) a bar that lifts things with less force
B) asks questions and runs experiments
C) a shoe
D) a door only
Question 18
Which is the best example of: s a pulley do??
A) lifts loads with a rope and wheel
B) cuts paper
C) holds water
D) makes fire
Question 19
Which is the best example of: condensation on grass??
A) rain only
B) hail
C) snow
D) dew from cooled air
Question 20
Which is the best example of: e have seasons??
A) wind
B) clouds
C) the Moon
D) Earth's tilt as it orbits the Sun

About This Test

For Elementary (K-5), Middle (6-8) and High School (9-12) in the USA — Common Core & NGSS-aligned Math, ELA, Science and Social Studies by grade level. Which grade is this for? K-12 USA curriculum.

K-12 USA — 13 grades × 7-15 subjects = 1,016+ tests. Covers Kindergarten to Grade 12: Math (Common Core), English Language Arts, Science (NGSS), Social Studies, Phonics/Spelling/Vocabulary, Art, Music, PE & Health, Pre-Algebra, Algebra 1 & 2, Geometry, Biology, Chemistry, Physics, Government and Pre-Calculus. Each heading has 8 tests × 20 questions = 160Q with no duplicates within a test. Tests are grade-appropriate (· Elementary K-5 foundation, Middle 6-8 transition, High 9-12 college-ready). Use Is this for you? badges to find your grade.

Respect first: Forum topics & replies for K-12 are auto-moderated — profanity/hate/insults → (content hidden) via automated systems and manual review. Stay supportive for students, parents & teachers.

Study Tips:

  • Pick your exact grade & subject first
  • Do 20Q daily — track weak topics
  • Use timer for real exam feel
  • Review wrong answers the same day