Warm-Ups Day 1: 1.1

Convert 5 meters to centimeters.

• 50 cm

• 500 cm

• 5,000 cm

• 0.5 cm

Answer explanation

To convert meters to centimeters, multiply by 100. Therefore, 5 meters x 100 = 500 centimeters. The correct answer is 500 cm.

How many millimeters are there in 1.2 meters?

• 120 mm

• 1,200 mm

• 12,000 mm

• 120,000 mm

Answer explanation

To convert meters to millimeters, multiply by 1,000. Therefore, 1.2 meters x 1,000 = 1,200 millimeters. The correct answer is 1,200 mm.

Convert 3 kilometers to meters.

• 300 m

• 3,000 m

• 30,000 m

• 300,000 m

Answer explanation

To convert kilometers to meters, multiply by 1,000. Therefore, 3 kilometers is 3 x 1,000 = 3,000 meters. The correct answer is 3,000 m.

How many centimeters are there in 0.5 meters?

• 5 cm

• 50 cm

• 500 cm

• 5,000 cm

Answer explanation

To convert meters to centimeters, multiply by 100. Therefore, 0.5 meters x 100 = 50 centimeters. Thus, the correct answer is 50 cm.

How many meters are there in 1 kilometer?

• 10 m

• 100 m

• 1,000 m

• 10,000 m

Answer explanation

1 kilometer is equal to 1,000 meters. Therefore, the correct answer is 1,000 m.

Convert 15 inches to centimeters (1 inch = 2.54 cm).

• 25.4 cm

• 30.48 cm

• 38.1 cm

• 45.72 cm

Answer explanation

To convert inches to centimeters, multiply by 2.54. Thus, 15 inches x 2.54 cm/inch = 38.1 cm. Therefore, the correct answer is 38.1 cm.

How many feet are there in 1 yard?

• 1 foot

• 2 feet

• 3 feet

• 4 feet

Answer explanation

There are 3 feet in 1 yard. This is a standard conversion in the imperial system, where 1 yard is defined as equal to 3 feet.

Which of the following is a chemical property of a substance?

• Melting point

• Density

• Color

• Flammability

Which of the following is an example of a physical change?

• Rusting of iron

• Burning of wood

• Melting of ice

• Cooking an egg

What kind of properties can only be observed when a substance changes into a different substance?

• physical properties
• chemical properties

Tags

NGSS.5-PS1-4