My glasses are ________ so that I can see through them. They're not opaque, so it's more difficult to notice them.
My glasses are transparent so that I can see through them.
What is this?
interesting performance
Snow________ are small, flat pieces of ice that fall from the clouds in very cold places.
Snowflakes are small, flat pieces of ice that fall from the clouds in very cold places.
What have you been doing all afternoon?
I've been visiting relatives
We can make _______ when we write or draw with a pencil. It's transparent, strong, and made of carbon. It's harder than a diamond!
We can make graphene when we write or draw with a pencil.
What have you been doing all morning?
I've been writing thank you cards
________ is dark and shiny and it can be found inside a pencil. It's not as hard as a diamond, but they are both made from carbon.
Graphite is dark and shiny and it can be found inside a pencil.
What are you doing now?
I'm writing thank you cards
What is this?
interested guests
Which one is in all living things on Earth? (1) Gold. (2) Graphite. (3) Carbon.
(3) Carbon.
What are you doing now?
I'm opening presents
What is this?
excited award recipients
What is this?
bored audience
What are you doing now?
I'm hanging out with friends
A _______ studies matter, energy, and how things move. One can also use math to study magnets, electricity, heat, light, or sound.
A physicist studies matter, energy, and how things move.
What are you doing now?
I'm sending text messages
What is this?
exciting award ceremony
All living things on Earth are made of this element that has six protons. Plants, animals, and people are about eighteen percent ________.
Plants, animals, and people are about eighteen percent carbon.
What have you been doing all weekend?
I've been posing for pictures
You can ________ a strange, new species. If you like to adventure and find unexpected things, then you can be the first to see them.
You can discover a strange, new species.
What have you been doing all day?
I've been opening presents
What is this?
boring speech
What have you been doing all weekend?
I've been hanging out with friends
Which one is the smallest? (1) Graphite. (2) Graphene. (3) Diamond.
(2) Graphene.
What are you doing now?
I'm posing for pictures
What are you doing now?
I'm visiting relatives
My brother likes to do science ________ in his laboratory. He's a very smart scientist, so he always wears his goggles to be safe.
My brother likes to do science experiments in his laboratory.
What have you been doing all night?
I've been sending text messages