Savvas Elevate Course 1 Topic 3 Lesson 1 and 2

Froggy Jumps

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Energy of Motion

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Kim Boxdorfer

United States

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Savvas Elevate Course 1 Topic 3 Lesson 1 and 2


Froggy Jumps Savvas Elevate Course 1 Topic 3 Lesson 1 and 2Version en ligne Energy of Motion par Kim Boxdorfer 1 A push or a pull that can change an object’s motion. a Force b Transfer c Motion 2 When you swing a bat, you use ___ to change the motion of a bat by applying a force. a Energy b Transfer c Force 3 When you swing a bat, you use energy to change the ___ of the bat by applying a force a motion b transfer c energy 4 When you swing a bat, you use energy to change the motion of the bat by apply a ___. a force b motion c tranfer 5 When you push a shovel into the ground are you doing work? a Yes b No c Who knows 6 When you pick up an object, are you doing work? a Yes b No c Who knows 7 When you carry an object at the same height, are you doing work? a Yes b No c Who knows 8 If you push something but it does not move, have you done work? a Yes b No c Who knows 9 Does carrying something without lifting it count as work? a Yes b No c Who knows 10 If a 500 kg horse is running at 16.67 m/s, how will you find it's kinetic energy? a 1/2 x 500 x 16.67² b 1/2 x 16.67 x 500² c 16.67 + 500 11 What is the formula for kinetic energy? a ½ × mass × speed² b ½ × speed × mass² c Speed + mass + time 12 Which is NOT a form of potential energy a Gravitational b Elastic c Stretched 13 Which forms of potential energy can hanging spring have? a gravitational and elastic b kinetic and stretched c movement and roller coaster 14 If I catch a 20 N elf and hang it upside down at a height of 2 m from the ground, how much gravitational potential energy does it have? a GPE = Weight x height above ground, so 20 x 2 = 40 J b GPE = Weight - height above ground, so 20-2 = 18 J c GPE = Weight + height above ground, so 20 + 2 = 22 J 15 If I catch a 20 N elf and hang it upside down at a height of 2 m from the ground, WHY does it have potential energy? a the gravitational pull of Earth b its elasticity c its kinetic energy 16 Does a roller coaster car have the most potential energy at the highest point? a Yes b No c A roller coaster NEVER has energy. 17 Does a roller coaster have the most potential energy at the lowest point? a Yes b No c A roller coaster NEVER has potential energy. 18 Does a roller coaster have the most kinetic energy at the highest point? a Yes b No c A roller coaster NEVER has energy. 19 Does a roller coaster car have the most kinetic energy at the lowest point? a Yes b No c A roller coaster NEVER has energy. 20 If a roller coaster car is moving fastest at the bottom, is that when kinetic energy is greatest? a Yes b No c I have no idea! 21 Which one of these things from our classroom has POTENTIAL energy. a Mrs. B's drink on a high shelf b a rubber band laying on the floor c My chair with wheels on the floor 22 An ornament on our Christmas tree has potential energy because a it is hanging at a height above the ground b it is shiny c it looks like a circle 23 A 15-N flowerpot hangs from a 3-m hook. What is its gravitational potential energy? a Gravitational Potential Energy = weight x height above ground. 15 N x 3 m = 45 J b Gravitational Potential Energy = weight - height above ground. 15 N - 3 m = 12 J c Gravitational Potential Energy = weight / height above ground. 15 N / 3 m = 5 J 24 Lily stretches a rubber band and then lifts it above her head. Which two types of potential energy does the rubber band have? a Elastic and gravitational b Thermal and Kinetic c Stretching and exercising 25 If a 1000 kg car is racing at 50 m/s for 2000 m, how would you calculate its Kinetic Energy? a 1/2 x 1000 kg x (50 m/s)² = 1,250,000 J b 1/2 x 50 m/s x 1000 kg² = 25,000,000 J c 1/2 + 1000 kg + (50 m/s)² = 3,000 J

Savvas Elevate Course 1 Topic 3 Lesson 1 and 2

Froggy Jumps

À propos de cette activité

Créé par

Téléchargez la version pour jouer sur papier

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Savvas Elevate Course 1 Topic 3 Lesson 1 and 2Version en ligne

par Kim Boxdorfer

A push or a pull that can change an object’s motion.

When you swing a bat, you use ___ to change the motion of a bat by applying a force.

When you swing a bat, you use energy to change the ___ of the bat by applying a force

When you swing a bat, you use energy to change the motion of the bat by apply a ___.

When you push a shovel into the ground are you doing work?

When you pick up an object, are you doing work?

When you carry an object at the same height, are you doing work?

If you push something but it does not move, have you done work?

Does carrying something without lifting it count as work?

If a 500 kg horse is running at 16.67 m/s, how will you find it's kinetic energy?

What is the formula for kinetic energy?

Which is NOT a form of potential energy

Which forms of potential energy can hanging spring have?

If I catch a 20 N elf and hang it upside down at a height of 2 m from the ground, how much gravitational potential energy does it have?

If I catch a 20 N elf and hang it upside down at a height of 2 m from the ground, WHY does it have potential energy?

Does a roller coaster car have the most potential energy at the highest point?

Does a roller coaster have the most potential energy at the lowest point?

Does a roller coaster have the most kinetic energy at the highest point?

Does a roller coaster car have the most kinetic energy at the lowest point?

If a roller coaster car is moving fastest at the bottom, is that when kinetic energy is greatest?

Which one of these things from our classroom has POTENTIAL energy.

An ornament on our Christmas tree has potential energy because

A 15-N flowerpot hangs from a 3-m hook. What is its gravitational potential energy?

Lily stretches a rubber band and then lifts it above her head. Which two types of potential energy does the rubber band have?

If a 1000 kg car is racing at 50 m/s for 2000 m, how would you calculate its Kinetic Energy?