Question: Energy can make things move or change.
Correct Answer: True
Explanation: Energy is the ability to do work or cause change.
Source Concept: Definition of energy
Score if correct: 100 x 3x = 300 points
Question: Which of these gives Earth the largest amount of light and heat?
A. A torch
B. A campfire
C. The Sun
D. A street light
Correct Answer: C. The Sun
Explanation: The Sun gives the most light and heat.
Source Concept: The Sun gives the most light and heat
Score if correct: 100 x 5x = 500 points
Question: A bowl of hot soup feels warm because it has ________ energy.
Word Bank: heat | sound | shape | space
Correct Answer: heat
Explanation: Heat energy makes things warm.
Source Concept: Heat energy makes things warm
Score if correct: 100 x 2x = 200 points
Question: Match each word (1-4) with its meaning (a-d).
Terms: 1. Matter 2. Atoms 3. Energy 4. Space
Meanings: a. The ability to do work or cause change b. Anything that takes up space c. Tiny pieces that make up everything d. The room that matter fills
Correct Answer: 1-b, 2-c, 3-a, 4-d
Explanation: Matter takes up space and is made of tiny atoms; energy is different.
Source Concept: Matter, atoms, energy
Score if correct: 100 x 4x = 400 points
Question: Which list names the three states of matter?
A. Solid, atom, gas
B. Heat, light, sound
C. Liquid, energy, matter
D. Solid, liquid, gas
Correct Answer: D. Solid, liquid, gas
Explanation: The three states of matter are solid, liquid and gas.
Source Concept: Solid, liquid and gas
Score if correct: 100 x 6x = 600 points
Question: When a solid melts, it turns into a liquid.
Correct Answer: True
Explanation: Melting is a solid turning into a liquid.
Source Concept: Melting
Score if correct: 100 x 3x = 300 points
Question: Kai pushes a toy car and it starts to roll. What is needed to cause this change?
A. Energy
B. Time
C. Smell
D. Weight
Correct Answer: A. Energy
Explanation: Energy is the ability to do work or cause change.
Source Concept: Energy causes change
Score if correct: 200 x 6x = 1,200 points
Question: Match each word (1-4) with its meaning (a-d).
Terms: 1. The Sun 2. Sunlight 3. Plants 4. Food
Meanings: a. Living things that make food using light b. Gives our body stored energy c. Biggest source of energy on Earth d. Light that plants use to make food
Correct Answer: 1-c, 2-d, 3-a, 4-b
Explanation: The Sun is Earth's biggest energy source; plants use its light to make food.
Source Concept: Sun as biggest source; plants and food
Score if correct: 200 x 2x = 400 points
Question: A drum makes sound because its top shakes back and forth when it is hit.
Correct Answer: True
Explanation: Sound is made when things shake.
Source Concept: Sound is made when things shake
Score if correct: 200 x 6x = 1,200 points
Question: A flashlight beam is a kind of matter.
Correct Answer: False
Explanation: Light is not matter.
Source Concept: Light is not matter
Score if correct: 200 x 3x = 600 points
Question: Match each word (1-4) with its meaning (a-d).
Terms: 1. Solid 2. Liquid 3. Gas 4. Matter
Meanings: a. Flows b. Takes up space c. Keeps its shape d. Fills any space
Correct Answer: 1-c, 2-a, 3-d, 4-b
Explanation: A solid keeps its shape, a liquid flows, a gas fills any space.
Source Concept: Properties of solids, liquids and gases
Score if correct: 200 x 2x = 400 points
Question: Ice keeps its own shape because ice is a ________.
Word Bank: solid | liquid | gas | atom
Correct Answer: solid
Explanation: Ice is a solid, and solids keep their shape.
Source Concept: Ice is a solid
Score if correct: 200 x 5x = 1,000 points
Question: Children eat ________ to get the stored energy their bodies need to run and play.
Word Bank: food | sound | shape | air
Correct Answer: food
Explanation: Our body gets stored energy from food.
Source Concept: Stored energy comes from food
Score if correct: 300 x 4x = 1,200 points
Question: Plants need ________ from the Sun to make their food.
Word Bank: light | sand | noise | ice
Correct Answer: light (also accept: sunlight)
Explanation: Plants use light from the Sun to make food.
Source Concept: Plants use sunlight to make food
Score if correct: 300 x 6x = 1,800 points
Question: A torch is switched on inside a dark cave. Which energy from the torch helps us see?
A. Sound
B. Heat
C. Stored energy
D. Light
Correct Answer: D. Light
Explanation: Light energy helps us see.
Source Concept: Light energy
Score if correct: 300 x 5x = 1,500 points
Question: Rocks, water and air are all built from very small pieces called ________.
Word Bank: atoms | shadows | flames | notes
Correct Answer: atoms
Explanation: Everything is made of tiny atoms.
Source Concept: Everything is made of tiny atoms
Score if correct: 300 x 2x = 600 points
Question: Juice pours from a jug into a cup because a ________ can flow.
Word Bank: liquid | solid | gas | atom
Correct Answer: liquid
Explanation: A liquid flows.
Source Concept: A liquid flows
Score if correct: 300 x 4x = 1,200 points
Question: Match each example (1-3) with its state of matter (a-c).
Terms: 1. An ice cube 2. The air we breathe 3. A glass of milk
Meanings: a. Liquid b. Solid c. Gas
Correct Answer: 1-b, 2-c, 3-a
Explanation: Ice is a solid, air is a gas, and milk is a liquid (not a gas).
Source Concept: Ice is a solid; air is a gas
Score if correct: 300 x 2x = 600 points
Question: Match each energy word (1-4) with its meaning (a-d).
Terms: 1. Energy 2. Food 3. Stored energy 4. Moving energy
Meanings: a. Energy that is kept ready to use later b. The ability to do work or cause change c. Kinetic energy, the energy of things that move d. What we eat to get stored energy
ts
Correct Answer: 1-b, 2-d, 3-a, 4-c
Explanation: Energy does work or causes change; food gives stored energy; moving energy is kinetic energy.
Source Concept: Energy, stored energy, food, moving energy
Score if correct: 400 x 2x = 800 poin
Question: The Sun gives us both light and heat.
Correct Answer: True
Explanation: The Sun is our biggest source of light and heat.
Source Concept: The Sun is a source of light and heat
Score if correct: 400 x 3x = 1,200 points
Question: Electrical energy reaches a classroom fan by flowing through ________.
Word Bank: wires | water | sand | shadows
Correct Answer: wires (also accept: cords, cables)
Explanation: Electrical energy flows through wires.
Source Concept: Electrical energy flows through wires
Score if correct: 400 x 3x = 1,200 points
Question: Match each example (1-4) with the correct description (a-d).
Terms: 1. A brick 2. Juice 3. Air in a balloon 4. A beam from a torch
Meanings: a. A liquid, so it is matter b. A gas, so it is matter c. Not matter d. A solid, so it is matter
Correct Answer: 1-d, 2-a, 3-b, 4-c
Explanation: Solids, liquids and gases are matter. Light is not matter.
Source Concept: What is and is not matter
Score if correct: 400 x 5x = 2,000 points
Question: Which sentence correctly compares a liquid and a gas?
A. A liquid flows, but a gas fills any space it is in.
B. A liquid fills any space, but a gas keeps its own shape.
C. A liquid keeps its shape, but a gas flows like a block.
D. Liquids and gases both keep their own shape.
Correct Answer: A. A liquid flows, but a gas fills any space it is in.
Explanation: Liquids flow; gases fill any space.
Source Concept: Comparing liquids and gases
Score if correct: 400 x 5x = 2,000 points
Question: The air around us is a liquid.
Correct Answer: False
Explanation: Air is a gas.
Source Concept: Air is a gas
Score if correct: 400 x 6x = 2,400 points
Question: A ball can roll across the floor without any energy.
Correct Answer: False
Explanation: A moving ball has moving (kinetic) energy.
Source Concept: Moving energy
Score if correct: 500 x 4x = 2,000 points
Question: Match each situation (1-3) with what is happening (a-c).
Terms: 1. A tomato plant in a sunny garden 2. A hungry boy eating rice 3. A sunny beach at noon
Meanings: a. Gets stored energy from food b. Gets light and heat from the Sun c. Uses light from the Sun to make food
Correct Answer: 1-c, 2-a, 3-b
Explanation: Plants use sunlight to make food; food gives us stored energy; the Sun gives light and heat.
Source Concept: Sun, plants, food and stored energy
Score if correct: 500 x 2x = 1,000 points
Question: Tom feels something warm, sees something bright, and then hears a bell ring. Which list names these three energies in that order?
A. Light, heat, sound
B. Sound, light, heat
C. Heat, light, sound
D. Heat, sound, light
Correct Answer: C. Heat, light, sound
Explanation: Warm = heat, bright = light, ring = sound.
Source Concept: Heat, light and sound as forms of energy
Score if correct: 500 x 4x = 2,000 points
Question: A balloon filled with air takes up space, so the air is matter.
Correct Answer: True
Explanation: Matter takes up space, and air is a gas.
Source Concept: Matter takes up space; air is a gas
Score if correct: 500 x 3x = 1,500 points
Question: Match each situation (1-3) with the state of matter (a-c).
Terms: 1. A toy block stays the same shape when moved from a bag to a table 2. Water flows from a bottle into a bowl 3. Air from a balloon spreads out through a whole room
Meanings: a. Gas b. Solid c. Liquid
Correct Answer: 1-b, 2-c, 3-a
Explanation: Solids keep their shape, liquids flow, gases fill any space.
Source Concept: Applying the properties of the three states
Score if correct: 500 x 3x = 1,500 points
Question: Sam leaves an ice cube in a bowl. Later the bowl holds water that flows when tilted. What happened?
A. The liquid changed into a solid.
B. The gas changed into a liquid.
C. The solid changed into a gas.
D. The solid changed into a liquid.
Correct Answer: D. The solid changed into a liquid.
Explanation: This change is melting: a solid turns into a liquid.
Source Concept: Melting
Score if correct: 500 x 5x = 2,500 points
Question: Ana eats breakfast and then runs to school. Which statement explains her energy best?
A. Breakfast gives her no energy, and running needs none.
B. Breakfast gives her stored energy, and she uses it to move.
C. Running gives her stored energy, and breakfast is only a shape.
D. Her body gets stored energy from the Moon.
Correct Answer: B. Breakfast gives her stored energy, and she uses it to move.
Explanation: Food gives stored energy, which the body uses to move.
Source Concept: Food, stored energy, moving energy
Score if correct: 600 x 5x = 3,000 points
Question: Plants use sunlight to make ________, and when we eat it our bodies get stored energy.
Word Bank: food | sound | ice | wires
Correct Answer: food
Explanation: Sun to plants to food to stored energy for our body.
Source Concept: Link between sunlight, plants, food and stored energy
Score if correct: 600 x 4x = 2,400 points
Question: Match each form of energy (1-4) with its description (a-d).
Terms: 1. Electrical energy 2. Sound 3. Heat 4. Light
Meanings: a. Makes things warm b. Flows through wires c. Is made when things shake d. Comes from the Sun, a lamp or a candle
Correct Answer: 1-b, 2-c, 3-a, 4-d
Explanation: Each form of energy has its own job or source.
Source Concept: Forms of energy
Score if correct: 600 x 6x = 3,600 points
Question: Four students talk about matter. Which student is correct?
A. "A beam of light is matter because we can see it."
B. "Air is matter because it takes up space."
C. "Matter has no atoms inside it."
D. "A gas takes up no space."
Correct Answer: B. "Air is matter because it takes up space."
Explanation: Matter takes up space, is made of atoms, and light is not matter.
Source Concept: Matter takes up space; light is not matter
Score if correct: 600 x 6x = 3,600 points
Question: A gas stays the same shape in a big box and in a small box.
Correct Answer: False
Explanation: A gas fills any space, so it spreads to fill the box.
Source Concept: A gas fills any space
Score if correct: 600 x 2x = 1,200 points
Question: Ice keeps its shape, but after it melts it becomes a ________ that flows.
Word Bank: liquid | solid | gas | atom
Correct Answer: liquid
Explanation: Melting turns a solid into a liquid, and liquids flow.
Source Concept: Melting; liquids flow
Score if correct: 600 x 4x = 2,400 points