Grade 3 Science: 10 Free Practice Questions

Answer: A shark is well adapted to survive in a ocean habitat.
The true statement is supported by established science content: "A shark is well adapted to survive in a ocean habitat." The other statements contain inaccuracies.

Answer: Kicking a soccer ball is an example of a push.
The true statement is supported by established science content: "Kicking a soccer ball is an example of a push." The other statements contain inaccuracies.

Answer: egg
The life cycle of a chicken begins with the "egg" stage.

Answer: A force that resists or slows down the motion between two touching surfaces
Friction is a force that resists motion between two surfaces that are touching, usually slowing things down.

Answer: Oil reduces friction between the moving metal parts, making them move more smoothly
Oil acts as a lubricant, reducing friction between metal parts so they slide past each other more easily and quietly.

Answer: A anemometer is used to measure wind speed.
The accurate statement is: "A anemometer is used to measure wind speed." The remaining statements each contain an inaccuracy.

Answer: wind speed
A anemometer is used to measure wind speed.

Answer: In the food chain sun → algae → small fish → large fish, the algae is the producer.
The true statement is supported by established science content: "In the food chain sun → algae → small fish → large fish, the algae is the producer." The other statements contain inaccuracies.

Answer: The Northern Hemisphere is tilted away from the Sun, so sunlight hits at a lower angle and days are shorter
In winter, the Northern Hemisphere tilts away from the Sun. Sunlight strikes at a lower, more slanted angle and spreads over a larger area, and days are shorter, both of which reduce warming.

Answer: Friction between the pencil tip and paper leaves a mark; ice has much less friction
Writing depends on friction rubbing graphite onto a surface; the low friction of ice makes it hard to leave a mark.