Outcome A Vocabulary (Forces)

You are trying to push a heavy box across the floor, but it's not moving easily. What is causing this?

• It's the force of gravity that attracts the box and the Earth due to their masses

• It's a force that is increasing the speed of the box

• It's the friction, a force between the box and the floor that causes them to slow or stop

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What force exists between the tires and the road?

• Air resistance
• Gravity
• Friction

Imagine you're a race car driver! Can you figure out ALL the ways you can change your velocity?

• Maintaining your speed and direction

• Taking a sharp turn around a corner

• Hitting the brakes and slowing down

• Stepping on the gas and speeding up

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Imagine you're a pilot of a super-fast plane that zooms through the sky at a steady pace of 500 miles per hour! Can you tell which vocabulary term best describes this scenario?

• Acceleration

• Velocity

• Speed

• Friction

Tags

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Imagine you're playing a game of soccer or maybe you're skydiving! Can you tell which scenario shows the effect of air resistance?

• The soccer ball rolls further on pavement than on grass during your game

• You're able to parachute safely to the ground while skydiving

• A ball always falls back to the ground when thrown in the air

Imagine you're in a race! Which scenario best describes the concept of velocity?

• You're in a car, zooming along at 45 miles/hour

• You're a bird, flying south for the winter

• You're in a plane, cruising north at a steady speed of 500 miles/hour

• You're a student, sprinting 3.5 miles in just 0.75 hour

Imagine you're a biker zooming down a hill! Can you guess the invisible forces at play, helping or hindering your thrilling ride?

• Friction

• Gravity

• Air resistance

• Speed

• Velocity

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Whoa! Can you spot the one that's on the move?

• A fluttering butterfly

• Blooming flowers

• Swaying grass

Imagine you're a tiny ant in a big garden. Can you tell me what the reference point is?

• Is it the colorful butterfly fluttering around?

• Or could it be the vibrant flower standing tall?

• Or do you think there is no reference point at all?

Imagine you're a superhero, zooming through the city! What's the term that describes how fast you're flying per unit of time?

• Speed

• Acceleration

• Force

• Energy

Tags

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