Motion

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You know that something is in motion when it________________

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Before you describe how an object in a picture moved, you have to choose a __________________

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To measure the speed of an object, you need to know how far it travelled and ___________________

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Gravity and friction are two types of ____________________

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An object accelerates when it ______________________________________

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To make sure your measurements are clear, it is important to use appropriate units. Which of these is a unit of time?

a) Gram

b) Liter

c) Meter

d) Minute

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Cars, bicycles, animals, and people are all objects that can be in motion. Which statement about motion is correct?

a) An object in motion is accelerating.

b) Motion is the change in position of an object.

c) Gravity and friction are responsible for all motion.

d) An object in motion has no speed, but it does have velocity.

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A boy rolls straight down hill at a constant speed. What is changing as the boy rolls?

a) position

b) acceleration

c) speed

d) velocity

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To make sure your measurements are clear, it is important to use appropriate units. Which of these is a unit of speed?

a) seconds per gram (sec / g)

b) meters per second (m / sec)

c) grams per milliliter (g / ml)

d) milliliters per second (ml / sec)

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Randa is throwing a ball high into the air then catching it. What force is responsible for the ball's coming back to the ground?

a) acceleration

b) friction

c) gravity

d) speed

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In which example is a force causing an object to accelerate?

a) a soccer ball sitting on the ground

b) a rock sitting at the top of a mountain

c) a train moving at constant speed around a curve in a track

d) a girl riding a bicycle at a constant speed along a straight path

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A car is stopped at a red light. The light turns green and the carturns right around a corner. What property of the car is changing?

a) position only

b) speed only

c) direction only

d) acceleration

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Jamila is walking her dog at a constant rate. They keep a constant rate as they turn the corner. Why has their velocity changed?

a) because their speed changed

b) because their direction changed

c) because their position changed

d) because their force changed

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A roller coaster speeds up as it travels downhill and then slows as it enters a curve. Which statement best describes the motion of the roller coaster during this trip?

a) velocity changes, but acceleration remains constant

b) the velocity of the roller coaster remains constant

c) the roller coaster accelerates throughout the trip

d) the speed of the roller coaster remains constant

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Malak went shopping for some groceries. When she went into the supermarket she saw her friend Laila standing next to a shopping cart. Malak greeted her and asked if they could go shopping together. Laila pushed the cart for a distance of 100 meters. They reached the cashier after 100 seconds.
What was Laila’s position when Malak met her?

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What reference point did Malak use when she saw Laila standing?

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Calculate the speed of the girls while they were shopping?

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Motion

You know that something is in motion when it________________

Before you describe how an object in a picture moved, you have to choose a __________________

To measure the speed of an object, you need to know how far it travelled and ___________________

Gravity and friction are two types of ____________________

An object accelerates when it ______________________________________

To make sure your measurements are clear, it is important to use appropriate units. Which of these is a unit of time?

Cars, bicycles, animals, and people are all objects that can be in motion. Which statement about motion is correct?

A boy rolls straight down hill at a constant speed. What is changing as the boy rolls?

To make sure your measurements are clear, it is important to use appropriate units. Which of these is a unit of speed?

Randa is throwing a ball high into the air then catching it. What force is responsible for the ball's coming back to the ground?

In which example is a force causing an object to accelerate?

A car is stopped at a red light. The light turns green and the carturns right around a corner. What property of the car is changing?

Jamila is walking her dog at a constant rate. They keep a constant rate as they turn the corner. Why has their velocity changed?

A roller coaster speeds up as it travels downhill and then slows as it enters a curve. Which statement best describes the motion of the roller coaster during this trip?

What reference point did Malak use when she saw Laila standing?

Calculate the speed of the girls while they were shopping?

What force was acting against the force of Laila pushing the cart?

You know that something is in motion when it________________

Before you describe how an object in a picture moved, you have to choose a __________________

To measure the speed of an object, you need to know how far it travelled and ___________________

Gravity and friction are two types of ____________________

An object accelerates when it ______________________________________

To make sure your measurements are clear, it is important to use appropriate units. Which of these is a unit of time?

Cars, bicycles, animals, and people are all objects that can be in motion. Which statement about motion is correct?

A boy rolls straight down hill at a constant speed. What is changing as the boy rolls?

To make sure your measurements are clear, it is important to use appropriate units. Which of these is a unit of speed?

Randa is throwing a ball high into the air then catching it. What force is responsible for the ball's coming back to the ground?

In which example is a force causing an object to accelerate?

A car is stopped at a red light. The light turns green and the carturns right around a corner. What property of the car is changing?

Jamila is walking her dog at a constant rate. They keep a constant rate as they turn the corner. Why has their velocity changed?

A roller coaster speeds up as it travels downhill and then slows as it enters a curve. Which statement best describes the motion of the roller coaster during this trip?

What reference point did Malak use when she saw Laila standing?

Calculate the speed of the girls while they were shopping?

What force was acting against the force of Laila pushing the cart?