Weathering and Erosion

Grade 4 Science Worksheet - Challenge Me

Circle the answer.

1. 1.

   Two hillsides get the same rain. Hill A is covered in trees. Hill B was cleared. Which hill loses more soil?

   • neither loses soil
   • both lose the same
   • Hill A
   • Hill B
2. 2.

   A student claims ice cracks rock with cold alone. Which result shows something else is needed?

   • warm rock does not crack
   • wet rock in a freezer cracks
   • rock in a warm room stays the same
   • dry rock in a freezer does not crack
3. 3.

   Trial A: a river table with fast water moved 80 g of sand. Trial B: slow water moved 20 g. How many times more sand did fast water move?

   • 3 times
   • 2 times
   • 60 times
   • 4 times
4. 4.

   Which test best shows whether plant roots slow erosion?

   • pour more water on the bare slope than the grassy one
   • pour water on one grassy slope only
   • use a steep bare slope and a flat grassy slope
   • pour equal water on two equal slopes, one with grass and one bare
5. 5.

   Weathering happens in a cliff, but no erosion happens. What would you observe?

   • cracked rock that stays in place
   • a river carrying pebbles away
   • a beach growing wider below it
   • sand piles far from the cliff