Grade 1 · Science · Unit 9 of 11
Objects & Structures
Jobs, materials and fasteners
What your child practises
Structures that hold up a load, what everyday objects are for, how fasteners join things, and where materials such as wood and wool come from.
Ontario Curriculum expectation: D1.2, D2.2, D2.4, D2.5, D2.7, D2.8 · the purpose of objects and structures, how they are built, fasteners, and where common materials come from
Sample questions
A taste of this unit. In the app, questions change every time and get easier or harder to match your child.
Question 1
Which material is good for a window?
🪟- wool
- glass
- paper
Show answer
glass
Hint: Glass is clear, so we can see through it.
Question 2
A bridge must hold cars. Which property helps most?
🌉- soft
- strong
- see-through
Show answer
strong
Hint: Strong materials can hold a load.
Question 3
What keeps rain off a house?
- its mailbox
- its door mat
- its roof
Show answer
its roof
Hint: A roof covers a house from the weather.
Question 4
Which fastener holds a board to a wall?
- a feather
- glue on the floor
- a screw or nail
Show answer
a screw or nail
Hint: Nails and screws hold wood together.
Question 5
Which one is a structure?
- 🌑a shadow
- 💧a puddle
- ⛺a tent
Show answer
⛺ a tent
Hint: A tent has a frame that holds it up.
Question 6
Which one is made of wood?
- 🪙a coin
- 🥛a glass
- ✏️a pencil
Show answer
✏️ a pencil
Hint: Many pencils are made of wood.