2nd Grade Unit 2 Science

Which of the following is an example of a force causing a change in motion?

• A book sitting on a shelf

• A magnet pulling a paperclip toward it

• A plant growing towards the sunlight

• A rock staying in the same place on the ground

Which of the following is an example of a contact force?

• Pushing a toy car across the floor

• A magnet pulling a paperclip towards it

• Gravity pulling a ball towards the ground

• Electricity flowing in a circuit

Tags

CCSS.RI.2.1

Which of the following best describes the force of gravity?

• A force that pushes objects apart after contact with one another

• A force that pulls objects towards each other, even if they are not touching

• A force that only works when objects are in water

• A force that stops objects from moving

Tags

CCSS.RI.2.1

CCSS.RI.2.4

Which of the following would stick to a magnet?

• Beach ball

• Nail

• Sneaker

• Loaf of bread

Which pair of magnets would REPEL each other?

• a. N S | N S

• b. N S | S N

• c. S N | S N

• d. N N | S S

These two magnets are attracted to each other. Which type of pole would be found where the arrow is pointing?

• A. North

• B. South

• C. East

• D. West

What is the natural pull that attracts the body to the center of the earth?

• a. Magnetism

• b. Gravity

• c. Push

• d. Electricity

Which of the following demonstrates the effect of a non-contact magnetic force?

• a. Pushing a toy car with your hand

• b. A magnet pulling a paperclip without touching it

• c. Rolling a ball down a ramp

• d. Using a string to pull a toy truck

Which of the following is an example of a force in action?

• A magnet holding a note on the refrigerator

• A book sitting on a shelf

• A window that is closed

• A tree growing taller

A teacher needs to move a heavy box across the room without lifting it. Which new tool or improved object could help him solve this problem using a force from direct contact?

• Wagon

• Pencil and paper

• Flashlight

• Balloon