Share/Like This Page

Eighth Grade (Grade 8) Science Questions

Create printable tests and worksheets from Grade 8 Science questions. Select questions to add to a test using the checkbox above each question. Remember to click the add selected questions to a test button before moving to another page.

Show Science questions in All Grades.
1 2 3 4 ... 128
Grade 8 :: Forces and Motion by ncarlson0923
Grade 8 :: Properties of Matter by csantana
Which of the following is a physical property of an element?
  1. color
  2. ability to rust
  3. ability to burn
  4. ability to tarnish
Grade 8 :: Forces and Motion by ncarlson0923
Why is Newton's first law sometimes called the law of inertia?
  1. because inertia is the tendency of objects to resist changes to their motion
  2. because inertia describes the application of force to an object at rest
  3. because inertia describes the applications of force to an object in motion
  4. because inertia is the same thing as friction
Grade 8 :: Forces and Motion by ncarlson0923
When is the velocity of an object constant?
  1. when only its speed changes
  2. when only its direction changes
  3. when its speed and its direction both change
  4. when neither its speed nor its direction change
Grade 8 :: Forces and Motion by ncarlson0923
What features determine an object's acceleration?
  1. the forces acting on it and its size
  2. the forces acting on it and its mass
  3. the forces acting on it only
  4. its weight and its mass
Grade 8 :: Properties of Matter by erogers
Grade 8 :: Properties of Matter by csantana
Grade 8 :: Forces and Motion by ncarlson0923
How often does the tip of an hour hand on a clock have the same velocity?
  1. once every minute
  2. once every hour
  3. once every 12 hours
  4. once every 24 hours
Grade 8 :: Forces and Motion by ncarlson0923
If you use two difference reference points to describe the position of the same item, how will your descriptions differ?
  1. They will always differ in distance.
  2. They will always differ in direction.
  3. They will differ in either distance or direction or both.
  4. They will differ in either distance or direction but not both.
Grade 8 :: Energy and Momentum by doliver701
Which situation is an example of increasing potential energy?
  1. a bicyclist stopping at a stop sign
  2. a cat jumping from a tree
  3. emptying a bucket of water
  4. pulling a wagon uphill
Grade 8 :: Scientific Method by mrsbateacher
Grade 8 :: Matter by CaryBloomquist
A gas has
  1. a definite shape and volume.
  2. a definite shape, but no definite volume.
  3. no definite shape or volume.
  4. no definite shape, but a definite volume.
Grade 8 :: Acids and Bases by aswindell
Which of the following are examples of acids?
  1. vinegar
  2. ammonia
  3. vitamin c
  4. alcohol
  5. oranges
  6. car batteries
  7. baking soda
  8. blood
Grade 8 :: Heat Transfer by doliver701
Which of the following best explains why the end of a spoon sticking out of a cup of hot water also gets hot?
  1. The hot water causes a chemical reaction to take place in the spoon.
  2. The heat from the hot water is conducted to the spoon handle.
  3. The hot water heats the air surrounding the upper part of the spoon.
  4. The hot water causes a physical change in the spoon handle.
Grade 8 :: Properties of Matter by CaryBloomquist
Hardness, temperature, color, size, and smoothness are all
  1. states of matter
  2. physical properties of matter
  3. chemical properties of matter
  4. used to describe elements but not compounds
Grade 8 :: Biochemistry by rebmidwife
The process where cells obtain energy from sugar molecules is called:
  1. biotic
  2. nitrogen cycle
  3. respiration
  4. food chains
Grade 8 :: Reactions by doliver701
Lucy noticed that her coin collection had begun to tarnish. Some of the metal in the coins had begun to change color. The formation of tarnish is most similar to which of the following changes?
  1. shredding a piece of paper into hundreds of tiny strips
  2. dropping a dinner plate on the floor
  3. melting ice cubes in a glass of juice
  4. burning a piece of paper to ashes in a fireplace
Grade 8 :: Atomic Structure by CoachT44
The space surrounding the nucleus is called the
  1. electron cloud
  2. ionic field
  3. nucleus field
  4. proton cloud
1 2 3 4 ... 128
You need to have at least 5 reputation to vote a question down. Learn How To Earn Badges.